Buildings leveled. And prosecutors this evening arguing, it was all because of greed. And we have breaking news involving bill cosbys wife. And gas prices dropping to 99 cents a gallon. Is your town next . Good evening. And its great to have you with us here on a thursday night. And we begin with a new turn in the race for president. On both sides, it is now a battle for the south. And donald trump now saying, if he wins in South Carolina, hes going to, quote, run the table. On the democratic side, Hillary Clinton and Bernie Sanders set to battle tonight on that stage. Many eyes on clinton. Will she change her strategy after a bruising loss in New Hampshire . Abcs Jonathan Karl in South Carolina tonight, where trump now says there is something you will not see from him. Reporter taunting his rivals, donald trump is declaring, if they cant beat him here in South Carolina, they wont beat him anywhere. Run the table. If we win here, after winning so big in New Hampshire, all of these characters are going to give it up. Were going to run the table and we will make America Great again. That i can tell you, okay . Reporter the Trump Campaign says its so confident, its only going to run positive tv ads. He wants to make America Great and thats what i want, too. Reporter but theres one candidate trump still cant resist attacking. You have a guy like bush, who has this big fund its terrible. Ill be honest. The last thing we need is that i can tell you. Reporter we traveled to florence, South Carolina, to meet up with governor bush. As he went into the venus restaurant, he seemed irritated by the mere mention of trumps name. Are you going to be able to stop donald trump here. I hope so. Reporter why does he keep hitting you . He must be worried. Reporter inside, he hit back. Do you want an entertainer in chief . Someone who will say whatever he all about him . Insult people, divide people . Basically just talk trash on his way to the republican nomination . Reporter South Carolina president ial politics is known for its brass knuckle attacks. Ted cruz is out with this video, ridiculing trump. Look, i got the trump action figure. No way, its huge. What does he do . He pretends to be a republican. Reporter and today, marco rubio launched his own grenade at trump. Donald trump has zero Foreign Policy experience. Negotiating a hotel deal in another country is not Foreign Policy experience. Reporter rubio is still haunted by his bad debate. Were here to see marco robot roboto. Is he inside . Reporter those mocking rubio robots following him to South Carolina. But at a town hall meeting today, a vote of confidence. As far as the robot stuff, you havent brought that up, but just keep in mind that the terminator was elected twice as governor of california. Reporter that won governor schwarzenegger, of course. From columbia, South Carolina, tonight, and job, n, there has been so much talk on the republican president george w. Bush would be a help or not, if he campaigned for his brother, jeb. And theyre about to give it a shot . Reporter the former president bush will be at brother in charleston on monday. Its the latest indication, david, that jeb bush, who started the campaign saying i am my own man, is now banking on the bush name to help save his campaign. Jonathan karl in South Carolina. Jon, thank you. Meantime, to major developments on the democratic side tonight. Hillary clinton and Bernie Sanders, and the showdown this evening. Theyre in wisconsin now, their first debate since Bernie Sanders trounced Hillary Clinton in New Hampshire. Both now looking to nevada and South Carolina. Polls in that state have shown clinton with a lead, but sanders, of course, with new momentum. Tonight, both courting black voters, and abcs cecilia vega, oneonone with Bernie Sanders, asking, does clintons ground game give her an advantage in and heres what he said. Reporter tonight, a debate stage showdown. The first since Bernie Sanders sweeping New Hampshire win. And the first since the candidates most heated clash. I think its time to end the very artful smear that you and your campaign have been carrying out in recent weeks and lets talk lets talk about the issues. Lets talk about issues. And so lets talk about issues. Lets talk about issues. Reporter sanders and Hillary Clinton hunkered down all day, but their campaigns in overdrive rolling out key africanamerican endorsements with an eye towards the South Carolina primary. In clun on thes in clintons corner members of the congressional black caucus. Georgia congressman john lewis slamming sanders, saying he wasnt on the front lines of the civil rights struggle. But i never saw him. I never met him. I was involved in the sitins, the freedom ride, the march on washington, the march from selma i met president clinton. Reporter but sanders today, winning the support of another civil rights icon, superstar harry belafonte. I think he represents opportunity. I think he represents a moral imperative. Reporter all signs the campaign is moving to a new battlefield. The democratic vote, more than 90 white in iowa and New Hampshire. But in South Carolina, more than half of the democratic vote could come from africanamericans. And in nevada, blacks and latinos could make up a third. But sanders acknowledging clinton has a head start. Shes got the infrastructure, shes got the name, shes got the ground game. I agree. Reporter you bring . Shes ahead of us. But were moving quickly. She was ahead of us in iowa and New Hampshire. But we caught up. And cecilia vega with us now live. Cecilia, Hillary Clinton and Bernie Sanders both fighting hard for South Carolina, and tonight, that states most powerful democrat appears to be torn, choosing his words very carefully . David. Congressman jim cliborn saying that he is undecided in this race. His own family is split. His daughter is for hillary, his grandson is feeling the bern. And listen to this. He says, quote, my heart and head are in different places right now, but we will see. A sign of the tough road ahead for Hillary Clinton. All right, well let the viewers interpret that one. Cecilia vega with us tonight. Cecilia, thank you. To the polar vortex and the arctic air sinking south tonight. The deep freeze on the way for 65 million americans. Subzero temperatures. 20 states, in fact, bracing for record cold and extreme wind chills. Images already coming in tonight. Dangerous roads outside cleveland. Pipes bursting. A water main break in scranton, pennsylvania. Even florida, that car window in melbourne, covered in frost. Lets get right to meteorologist rob marciano, tracking it all, and rob, you were saying, the wind chills with this, going to make it really rough. Reporter its going to be dangerous. Weevil been jammed weve been jammed up in this pattern thats going to release even more cold air. Heat, recordbreaking heat to the west. The great lakes. Saturday, daytime highs, 3 in minneapolis, 11 in chicago. Then overnight saturday into sunday morning, the core of the cold air gets to the northeast. It will be 0 likely in new york. If thats the case, thats the coldest weve seen since 94. Minus 22 sunday morning in new york. 36 below in albany. That is dangerous cold, david. Try not to go outside too much. Certainly protect your pets and check on the neighbors. In the west tonight, a dramatic end to the armed standoff in oregon. The fbi with bull horns and youre about to hear what the protesters were shouting back. All of this in a town taken hostage over a fight over government land. Abcs Neal Karlinsky in oregon tonight with the audio from the final stand. Reporter the final hours of the standoff playing out live over an open phone line. Youre going to come out with your hands up. No, were not reporter a surreal end to a bizarre standoff that began over government control of land in the west. The right reporter three of the final four holdouts finally surrendering this morning. Sandy and sean both have their hands up in the air. Seans holding an american flag. Reporter but inside the federal compound, occupier david fry wouldnt budge. Unless my grievances are heard, i will not come out for liberty than it is to die for it. Dont be a coward like that. A coward. Reporter his list of grievances varied, from taxation issues to this all i needed was marijuana. You guys wouldnt even let me have my marijuana. Reporter but little by little, activist Krisanne Hall got through to him. If everybody says hallelujah, ill come out. Im walking towards them right now. Can i just cry now, gavin . Reporter tonight, those final four are now part of a group of 16 people now under federal indictment after 41 days that wreaked havoc out here. David . Neal karlinsky on the scene from the start. Now, to a breaking headline tonight from georgia. A major prison scandal. Officers raiding this prison, more than 40 current and former guards under arrest at this hour. Abcs senior justice correspondent Pierre Thomas on what they are accused of doing while in uniform to avoid getting caught. Reporter Georgia StatePrison Guards are the ones wearing handcuffs today, busted in an fbi sting, accused of taking bribes from inmates and drug dealers. They allegedly helped up mates get drugs into the prison and helped them transport the drugs through the state, while wearing their uniforms, so that the police would be less likely to stop them. Allegations range from smuggling in contraband, but also using their official capacity as officers to protect what they believe to be drug transactions and drug shipments. Dont overlook anything. Reporter raids like this coming as the fbi and state officials vow to clean out compromised guards and illegal activity inside prison walls. The arrests, the latest example more than 130 inmates, guards and outsiders charged just since september. And Pierre Thomas with us live tonight, as well. Pierre, so, these officers are accused of staying in uniform to go undetected and the inmates had cell phones to run their deals . Reporter david, its stunning. 19 georgia Corrections Officers have been charged with protecting inmates who were using cell phones for outrageous scams, including posing as Law Enforcement officials and demanding demand ing victims pay fines. Pierre thomas again tonight. Pierre, thank you. Now, to a case weve been reporting on right here. A massive and deadly gas explosion that brought down three buildings here in new york city. It caused a sevenalarm fire. Buildings were reduced to rubble. Two people were killed. Well, tonight, four people are now charged with manslaughter, and prosecutors say it was all because of greed. Abcs Ron Claiborne from the scene tonight. Reporter it began with a fiery explosion. Flames engulfing three apartment buildings. And in just a few hours, all of it gone. Displaced. Today, the buildings owner, her son and two contractors were arrested and charged with manslaughter. Accused of tampering with gas lines in their rush to rent apartments for up to 6,000 a month each. When greed guides the decisions and the respect for human life doesnt, this is the result. Reporter nearly one year later, the two people who died are still remembered here at the site. Prosecutors say the contractors illegally rigged the gas lines twice. First, with dangerous flexible supply gas to the apartments above. And later, allegedly tapping into the gas lines of the neighboring building and hiding it all from inspectors. They say the day of the deadly fire, the owners son and the lead contractor went to investigate the odor of gas in they smelled the gas and then they sprinted out of the building, without alerting people in the restaurant. Reporter minutes later, the gas ignited. Had already failed one inspection, and the owners wanted to get those renters in as soon as possible, and not wait for the next inspection. David, those four suspects accused of manslaughter, they pleaded not guilty today. Ron claiborne live right here in new york tonight. Ron, thank you. This evening, the u. S. Coast guard is now inspecting that Royal Caribbean cruise ship, back at port after sailing straight through hurricaneforce winds. Tonight, the passengers now describing the horror. Heres abcs linsey davis. Reporter for passengers onboard this rough and tumble cruise that had some fearing for their lives this is crazy. Reporter renewed meaning has finally come in. Im alive. This is insane. Reporter finally on dry told our robin roberts, anthem of the seas in that storm sunday night felt like being inside a washing machine. Like, robin. It was absolutely terrifying. We were on the third floor with an ocean view and we literally by. Reporter as to why the captain thought it would be safe to sail with those warnings in the forecast, Royal Caribbean could only apologize, saying, what happened this week showed that we need to do better. Were going to figure out what exactly happened and make sure doesnt happen again. Reporter while the coast guard has yet to comment on its inspection of the ship, in a tweet today, Royal Caribbean called the damage minor and confirmed anthem of the seas will set sail again on saturday. David . Linsey davis, thank you. Now, to the economy tonight, and a wild day on wall street. The dow on a roller coaster ride yet again. At one point, plummeting more than 400 points. Then, leveling out somewhat, closing down 254 points. Abcs chief Business CorrespondentRebecca Jarvis tonight on the markets rocked by lower oil prices, while, at the same time, thats leading to 99 cents a gallon in parts of this country. Rebecca . Reporter david, 9 out of 10 stations around the country tonight are selling gas below 2 and its expected prices will continue to fall from here. And take a look at this. Its a station in kansas, now selling gas for 99 cents a gallon. Experts predict there is more where that came from, especially in the midwest, where prices could fall in coming weeks below 1 a gallon. This is great news for consumers, now paying the lowest amount for gas in more than a decade, but it has been a big problem for Energy Companies and energy jobs, and we have seen the Ripple Effect into stocks, as well. David . Rebecca jarvis with us tonight. Rebecca, thank you. There is still much more ahead on world news tonight this thursday. The investigation tonight. Youre about to see the irs agent caught up in an fbi sting. Authorities saying this video appearing to show him taking bribes. The moment, and what he said, leading to his arrest. We also have breaking news this evening on bill cosbys wife. And youre about to see a rescue unfold. Firefighters battling their way whats inside. What they pulled from this building. A moment thats america strong. Lifes simple pleasures. Now its our turn. Im doing the same for my family. Retirement and Life Insurance solutions from pacific life can help you protect what you love and grow your future with confidence. Pacific life. Helping generations of families achieve longterm Financial Security for over 145 years. Im billy, rand i quit smoking with chantix. I had a lot of doubts going in. I was a smoker. Hands down, it was, thats who i was. After one week of chantix, i knew i could quit. Along with support, to help people quit smoking. Chantix definitely helped reduce my urge to smoke. Some people had changes in behavior, thinking or mood, hostility, agitation, depressed mood and suicidal thoughts or actions while taking or after stopping chantix. Some had seizures while taking chantix. If you have any of these, stop chantix and call your doctor right away. Tell your doctor about any history of Mental Health problems, which could get worse or of seizures. Dont take chantix if youve had a serious allergic or skin reaction to it. If you have these, stop chantix and call your doctor right away as some can be lifethreatening. Have heart or blood vessel problems, or develop new or worse symptoms. Get medical help right away if you have symptoms of a heart attack or stroke. Decrease alcohol use while taking chantix. Use caution when driving or operating machinery. Most common sideaffect is nausea. Life as a nonsmoker is a whole lot of fun. Ask your doctor if chantix is right for you. Your path to retirement may not always be clear. But at t. Rowe price, we can help guide your retirement savings. So wherever your Retirement Journey takes you, we can help you reach your goals. Call us or your advisor invest with confidence. Next tonight, Authorities Say the irs agent caught up in an fbi sting, all of it was caught on tape. Abcs Clayton Sandell with more. Morning. Whats going on . Reporter this is the moment prosecutors say an irs agent accepts 15,000 in bribe money, captured by an fbi hidden camera. That is now former irs agent paul hurley, meeting last year with the owner of this seattle medical marijuana shop, being audited. Hurley allegedly told the owner, his leniency during that audit saved the business more than 1 million. The way i wrote it up is like, theres no money here. Were never going to see the money. Reporter in exchange, hurley allegedly wanted the owner, ryan kunkel, to pay 20,000. But kunkel goes to the fbi. A sting secretly records the first meeting at a coffee shop. You think were going to be okay, though . Reporter hurleys attorneys claim the 20 grand was not a bribe, but was payment for a job to perform accounting services. Right after this meeting, hurley is busted. Hes pleaded not guilty. A jury is now deciding hurleys fight. If he is convicted of bribery, he could go to prison for 15 years. David . Clayton, thank you. When we come back tonight, the major scientific breakthrough. It turns out Albert Einstein was right. What we learned today. And the breaking headline about bill cosbys wife. The judges decision in tonight. toilet flush if you need an opioid to manage your chronic pain, you may be sooo constipated it feels like everyone can go. Except you. Tried many things . Still struggling to find relief . You may have opioidinduced constipation, oic. A different approach. Opioids block pain signals, but can also block activity in the bowel. Which is why it can feel like your opioid pain med is slowing your insides to a crawl. Longing for a change . Have the conversation with your doctor about oic, and ask about prescription treatment options. Made on behalf of those living with chronic pain and struggling with oic. Hey, jesse. Who are you . Im vern, the orange money retirement rabbit from voya. Vern from voya . Why are you orange . Thats a little weird. Really . Thats the weird part in this scenario . Plook, orange money represents retirement. Save a little here and there, and over time, your money could multiply. See . Ah, ok. So, why are you orange . Funny. See how voya can help you get organized at voya. Com. This just got interesting. So why pause to take a pill . And why stop to find a bathroom . With cialis for daily use, you don t have to plan around either. It s the only daily tablet approved to treat erectile dysfunction so you can be Ready Anytime the moment is right. R plus cialis treats the frustratingpurinary symptoms of bph, like needing to go frequently, day or night. Tell your doctor about all your medical conditions and medicines, and ask if your heart is healthy enough for sex. P do not take cialis if you take nitrates for chest pain, por adempas for pulmonary hypertension, pas it may cause an unsafe drop in blood pressure. Do not drink alcohol in excess. Side effects may include headache, upset stomach, delayed backache or muscle ache. To avoid longterm injury, get medical help right away for an erection lasting more than four hours. Or loss in hearing or vision, or any symptoms of an allergic reaction, stop taking cialis and get medical help right away. Why pause the moment . Ask your doctor about cialis for daily use. And for a 200 savings card, go to cialis. Com everyones lookin red carpet ready. My man, lemme guess who youre wearing. Toenail fungus . Whaaat . . Fight it with jublia. Jublia is a prescription medicine. Used to treat toenail fungus. Use jublia as instructed by your doctor. Jublia is workin it most common side effects include. Ingrown toenail, application site redness,. Itching, swelling, burning. Or stinging, blisters, and pain. Oh fight it with jublia now thats a red carpet moment ask your doctor if jublia is right for you. Visit our website for savings on larger size. To the index of other news tonight. A breaking headline involving bill cosby and his wife, camille. Late today, a judge now ruling that mrs. Cosby can and will be deposed in the Defamation Case will not have to testify about the couples private conversations. Turns out Albert Einstein was right again. For the first time, scientists detecting Gravitational Waves from colliding black holes, predicted by einstein 100 years ago. The final test of his theory of relativity, now proven. A dramatic rescue in california. A home in sacramento in flames, firefighters find a dog hiding inside. They were able to wisk the dog, right there, german shepherd, to safety. Reunited with her family tonight. When we come back, the little girl who made music that this entire country heard, and with that music. Youll want to see this. Almost everything, so we know how to cover almost anything. Even turkey jerks. [butcher] im sorry burke covered march fourth,2014. Talk to farmers. Weve seen almost everything, so we know how to cover almost anything. We are farmers. Bumpadum, bumbumbumbum frustrated with your Overactive Bladder medicine not working . Cant handle the side effects . Botox treats symptoms of leaking, going too often, and the strong sudden need to go. Ask your urologist if botox can help calm your bladder and reduce your daily leakage episodes. The effects of botox may spread hours to weeks after injection, causing serious symptoms. Alert your doctor right away as difficulty swallowing, speaking, breathing, eye problems, loss of bladder control or muscle weakness can be a sign of a lifethreatening condition. Dont take botox if you cant empty your bladder on your own or have a urinary tract infection, or uti. Side effects may include allergic reactions, injection site pain, fatigue, uti, painful urination and difficulty emptying your bladder. Tell your doctor your muscle or nerve conditions, medications including botulinum toxins, antiplatelets and blood thinners, may increase the risk of serious side effects. Ask a urology specialist pif botox can help pcalm your bladder. Pvisit botoxoab. Com pand learn how botox pcan be a low cost option. I accept im not 22. I accept i do a shorter set these days. P i even accept i have a higher risk of stroke due to afib, a type of irregular heartbeat, tnot caused by a heart valve problem. But i wont play anything less than my best. So if theres Something Better than warfarin, im going for it. Eliquis. Reliquis reduced the risk of stroke better than warfarin, plus it had significantly less major bleeding than warfarin. Eliquis had both. Thats what i ndont stop taking eliquis unless your doctor tells you to, p as stopping increases your risk of having a stroke. Neliquis can cause serious and in rare cases fatal bleeding. Dont take eliquis if you have p an artificial heart valve or abnormal bleeding. R while taking eliquis, you may bruise more easily. P. And it may take longer than usual for any bleeding to stop. Nseek immediate medical care for sudden signs of bleeding, like unusual bruising. P eliquis may increase your bleeding risk if you take certain medicines. P tell your doctor about all planned medical or dental procedures. R i accept i dont play. Quite like i used to. But im still bringing my best. And going for eliquis. V reduced risk of stroke v plus less major bleeding. Ask your doctor. If switching. Finally, we will never forget the horror of newtown, and one little girl, among the many lost, her beautiful voice, not forgotten. O. Come now almighty king reporter perhaps you remember the voice of ana marquez green. Just 6 years old when she was killed in her classroom at sandy hook elementary in newtown. Ana was the daughter of jazz saxophonist jimmy green. Ana loved to live. She was a beautiful little girl. Above all, she was a very generous and loving child. Reporter jimmy turned to his music to deal with his grief. Music is a language in and of itself. And its a language, for me, that kind of picks up where words leave off. Called n ana s way. Ana had a way about her reporter eventually recording an album, beautiful life, to honor anas life. With help from more than 40 musicians and technicians who volunteered their time. They said, you know, we want to donate 100 donate the production of a recording, at whatever time you feel that youre able to do it. Reporter tonight, that album now nominated for two grammys. If anas life had been longer, she would have found herself on records, because she had a beautiful voice, she loved to perform. She loved who she was. She was a very proud little girl. Reporter now hoping shed be proud of dad. Amen grace denver 7news starts right now. A demand for answers about the dog that once lived behind thattfence that. Dog was considered dangerous. In the last six months the rottweiler bit three people including a 21monthold toddler. In that case he broke the toddlers leg and Jennifer Kovaleski joins us long. Why has it taken animal control so long to deal with this dog . Animal control wouldnt answer citing the ongoing investigation. Weve uncovered the dog named noko first bit and hurt someone in 2011. Five years later neighbors are outraged its taken three more victims including a child for the city to take action. Reporter do you feel safe . Not at that end of the block, no. I will not walk on that end of the block. I ttink the dog is vicious. Reporter this neighbor is too afraid to show her face but hhll start to growl at you and then he does start to bark. So once you know hes growling at you you know hes already on the attack. Reporter she said the dogs owner martin pena seen in this booking photo let his rottweiler roam the neighborhood for years. He chased me down the street and i tripped over the porch to get in the house away from him. Reporter outside penas house signs warn of the dog, but that hasnttstopped loko from biting four people and a handful of pets. Denver Animal Protection has `he dog now, but neighbors question why it took so long. Thats four incidents too late. I think it should have been taken care of on the first iicident. Reporter records show back in 2011 the dog attacked an 11 yearold girl who was walking in this alley right behind the owners house. After that the dog was impounded and deemed a dangerous dog. Loco went back to its owner after he agreed to keep his dog confined to a crate, but in the last six months the dog has bitten three people