Here in the lobby of her building on 9th street in park slope. I said, please, leave me alone. Im sick woman. Im old. Leave me alone. He choke me, give me money, give me money. I dont have no money. Reporter a neighbor tried point convenient but had the gun pointed at him tried to intervene but had the gun pointed at him. He robbed him, too. Did he take money from you . Yes. Reporter police now are offering a reward linking this mugging to another similar Home Invasion just over a mile away about a month earlier. February 11, 2 30 in the afternoon, here near the corner of Prospect Place and sixth avenue, that same suspect police say entered a home here hit a 71yearold woman over the head with a gun and demanded money. I dont open doors. I look even from outside before look nice. Reporter the signs of i have always said new york is a pretty safe town. Um, but then again, its not. We have to be alert. Reporter the suspect police say a black man between 40 and 50 years old, 510 to 6, about 250 pounds, the victim of this latest brutality traumatized. Im afraid go out now. I dont know what to do. Reporter who on earth does this to a 91yearold woman . In park slope, steve langford, cbs 2 news. The victim says she believes her attacker took off with the help of an accomplice in a car waiting outside her home. Now to campaign 2016. Donald trump has some prime real estate. Its the cover of time magazine. Well, in this case, it is no honor. The magazine has checked boxes next to the words, bully, showman, Party Crasher and demagogue. Only one box is left unchecked. That one says, president. Trump was the target of a blistering attack today from back. Cbs 2s Jessica Schneider live in the newsroom with more on jessica. Reporter yeah, maurice. The republican race reaching a new level today. Mitt romney made it clear he didnt speak out to endorse a particular candidate or to announce a run himself. Instead, his only message was dont vote for trump. Donald trump is a phony a fraud. His promises are as worthless as the degree from trump university. Whoo [ applause and cheers ] reporter mitt romney not minces words when it comes to the candidacy of donald trump. But you say, wait, wait, wait. Isnt he a huge Business Success . Doesnt he know what he is talking about . No, he isnt. And no, he doesnt. Reporter the 2012 republican president ial nominee emerging from the gop establishment to try to take down trump. Trump has won nine states so far amassing 324 delegates to cruzs 230 and rubios 111. The brash billionaire rebutted romney and his warnings to voters. Mitt is a failed candidate. He failed. Yeah [ applause and cheers ] he failed horribly. He is a choke artist. Reporter trump repeatedly railed against romney for his failed bit against obama last election and reminded republicans that romney sought trumps endorsement four years ago. I backed mitt romney. Boo i backed him. You can see how loyal he is. He was begging for my endorsement. I could have said, mitt, drop to your noise. He would have. Reporter romney responding seconds after. If trump had said four years ago the things he says today about the kkk, muslims, mexicans, disabled, i would not have accepted his endorsement. The stage is now set for another wild debate tonight. Rubio is expected to step up attacks on trump, the florida senator has only won one state but he still is fighting to become the alternate to the frontrunner. Before we choose donald trump as our nominee well lose in november. Ben carson withdrew announcing last night he sees no path forward to the nomination. Ted cruz making a play now for more supporters. If you have been supporting ben carson or john kasich or marco rubio, all good honorable men, we welcome you on or team. Reporter and with the republican field now starting to narrow, the question is, what happens to the delegates of candidates who drop out . The answer is tricky. The rules vary by party and by state with the gop some delegates will still vote for their original candidates in other states, though, delegates may immediately pledge to another candidate. Live in the newsroom, Jessica Schneider, cbs 2 news. A former Hillary Clinton staffer who helped to set up her private email server has accepted an offer of immunity from the justice department. The offer involves brian pagli ano providing an interview to investigators. On monday a length think liberty think review of clintons emails were completed. She received sensitive her private address. The probe will now focus on whether the information on constitutes a crime. Three suspects in custody after a yellow cab driver was slashed in brooklyn. Police say it happened overnight and they suspect the trio also attacked another victim. Cbs 2s Andrea Grymes spoke with the cabbie. My forehead. I was afraid deep cut. Reporter the cab driver mustaffa [ nonenglish language ] feels lucky the slashing on his forehead is not worse than this. I doing okay. Just you get nervous and angry. Reporter nervous and angry after police say he was attacked in his cab this morning at 3 30. He picked up three men near union avenue. They originally did not have enough money for the fare, he says, but he ended up offering them a free ride, taking them i say, okay, guys have a good night. All of a sudden, one of them puts his hand and slashes my forehead. I dont know what he used. I didnt see it. All of a sudden put the car and run away because i dont want them run after me or whatever. Reporter a few minutes after that slashing, investigators believe the three suspects attacked another victim, a 25yearold here nearby at south 2nd street and whyte avenue. They say he was put into a chokehold and his cell phone stolen. The nypd took them into custody. Police are fighting a recent increase in stabbings and slashing citywide still several people here say they are surprised by the overnight attacks in their neighborhoods. Im actually shocked because i didnt think that could happen around here. Last person i heard that [ inaudible ] reporter as for the cab driver, he says he is proud the Police Caught his passengers in no time. In williamsburg, Andrea Grymes, cbs 2 news. Police dont believe the cabbie and passengers got into they say the charges are pending against the three men now in custody all in their 20s. In the wake of this violence, cbs 2 is demanding answers. Today mayor de blasio admitted as the nypd succeeds in taking more guns off the streets, now knives, box cutters and other sharp instruments are the problem. Cbs 2 political reporter Marcia Kramer here now with the story. Marcia. Reporter well, maurice and kristine,s, um, number of slashings and stabbing in new york city are up over 22 since the 1st of the year. Many of our viewers and followers on social media want to know, what steps are being taken to protect people in the city . So i put those questions to the mayor today. Guns are being taken off the street in an unprecedented way. Some people, unfortunately, are turning to a different weapon. Thank god typically a less Deadly Weapon but they are turning to a different weapon. Well, guess what that means . The nypd will now go get those weapons. Reporter the mayor is right. The nypd is trying to get and other instruments used to slash and stab off the streets. They have confiscated 212 weapons in the subway since the first. More than last year. The crimes continue. The cabbie stabbing just latest. The nypd beefed up subway patrols but people are worried about walking on the street. Everybody is worried about something random happening to them. Box cutters, knives, razors, you put it in your pocket, no one it doesnt look like a gun. You can see see the shape of a gun. These weapons are convenient. Reporter yesterday a program was announced to send more cops into the subways at night to protect people from crime. Mr. Mayor, um, in the last 24 hours, a cabbie was stabbed for no reason, a Dunkin Donuts employee was slashed for moving a homeless person out of the store, and a 91 yearold woman was mugged in what are you going to do to protect people above ground . Marcia, i have said it to you before and you ask the same question over and over. I believe in the nypd. They are continuing to drive down crime. Anytime they see a pattern, they address it with a very great precision and very great impact. Reporter what can you do psychologically to make people in new york city feel safer . Marcia, i think were just going to have a disagreement on this with all due respect. I believe in the nypd. Reporter while shootings and murders continue to plunge to historic lows, other above ground crimes continue to climb. Robbery, assault, grand larceny are on the rise. Rapes are up 26 for the month of february. Kristine, maurice . Thank you. Up next, attacking Breast Cancer through your genes, the possible breakthrough some local researchers are saying they have made. Call it crush hour. Running through the streets cutting off cars just to catch a train. What the city is saying after we showed them the video of are you getting the itch to tackle Spring Cleaning . Coming up we have hints on ways to transform your closet from this to this. And well talk about many more helpful hints, as well. Plus, controversy over the casting for a movie about a well be right back. Scientists say they have engineered a drug that can stop Breast Cancer from growing and spreading in mice. Cbs 2s Carolyn Gusoff reports now from long island. Reporter behind the scenes at the revered Cold Spring Harbor laboratory there are words you dont often here in cancer research. It is a very significant breakthrough. Reporter words not taken lightly but dr. David specter says it was a eureka moment when a new drug he and colleagues invented chewed up and destroyed Breast Cancer cells without harming healthy cells. Most Exciting Research finding in my career, the effect was so dramatic, um, it was not something that i could have actually predicted. Reporter his recently published findings explain the drug acts as a smart bomb, tested on mice it seeks out and latches on to whats called noncoding rna. A little understood cousin of dna in the cell nucleus. The rna destroyed they discovered thats what breast tumors need to multiply and spread. The tumor totally changes from a very aggressive state to a far less aggressive state, and at the same time, metastasis, which is the most critical aspect of this disease is reduced significantly. Reporter a cancer cell densely packed with rna but within weeks of treatment much of it was gone. So far we dont see any significant side effects. This is a very personal reporter at the anew york state Breast Cancer hotline where a survivor volunteers, its too late for her mother and grandmother both who died from Breast Cancer. But theres new hope. Well take a few more years, but i think its going to happen. And if it happens in my lifetime, its a wow factor. Reporter with so much at stake, researchers are cautiously optimistic. So much hinges on the next phase, testing on human tissue and Clinical Trials possible within three years. On long island, Carolyn Gusoff, cbs 2 news. Cold Spring Harbor lab is also looking into other types of rna now in hopes of developing more drugs to target other forms of Breast Cancer. The nightly rush hour crush on Seventh Avenue near penn station could lead to big changes to the traffic pattern throughout that area. Cbs 2 was first to show you driving lanes mobbed with people, pedestrians, risking their lives to get to the trains. Cbs 2s dave carlin live in mid up to with the mayors reporter maurice, look behind me. Another evening, another mob scene. So many people on Seventh Avenue right here risking their lives, breaking the law that some wonder why not give the lane of traffic im standing on to the pedestrians who are using it anyway . A dangerous dash every weekday evening rush hour on Seventh Avenue in the 30s, people desperate to get to their trains in penn station will do almost anything to avoid getting jammed up on clogged sidewalks. So they put their feet on the street. It really is a freefor all. Have you ever almost been hit . Yes. Reporter more than once . Yes. Reporter some drivers are shocked to see this mob of people all around them, oh, so close. Theres nothing normal. Have pedestrians walking into the door earlier. This is nuts. All the time. I hope you put it on the news. Reporter now after cbs 2 was first to put it on the news, we demanded answers from mayor de blasio. Every, single rush hour evening, people are rushing to get to their trains and they are jumping into the streets. The first thing we want to do is add the uniform presence to help manage that process. Reporter the mayor says more than 200 Traffic Enforcement agents are being added to city intersections. Some say that wont stop anything. We should be providing adequate space for those pedestrians to walk instead of forcing them to spill in the way of passing cars and trucks. Reporter his solution . Take away a lane of traffic from drivers and give it to pedestrians by coning it off just for the peak evening hours. Well protecting the lives of pedestrians. Reporter one proposal has been to give an extra lane of traffic coned off with enforcement for the three hours from maybe 5 to 8. So to that specific proposal i havent heard before. I think its certainly worth looking at. Reporter so the mayor says maybe [ beep ] reporter as this chaos continues. Enforcement but one thing that will not be happening according to the nypd, jaywalking tickets. Live in midtown, dave carlin, cbs 2 news. Thank you. A new transit hub at the World Trade Center is open to the public now. Chopper 2 flew over this afternoon. Its called oculus and it will ultimately house 11 subway lines and host an estimated 250,000 commuters a day. It does come with controversy. Its five years behind schedule and will ultimately cost 3. 9 billion, nearly twice the original estimate. Some critics say its worth it. The very, very ambitious, difficult design, yes, it cost a lot; yes, probably it should have cost somewhat less. But in fact exciting innovative architecture is forever. This is the first phase. Right now path riders can access a new entrance at the corner of will be the and church streets. Streets. The other entrances will open during the spring. And spring . Yeah what is that . Not so sure if we are going to feel in. To the tonight. Snow is coming. Lonnie quinn has that. Youre right, okay. Here we go into march and you in march. Were going to see a little bit offing here right over the next few days. Theres your picture right now. Overhead. Up. 35 degrees as of right now. 36 was your high at 3 p. M. 26 was the morning low at about 9 00. Averages would be 32 and 45 so youre below in both categories. Those are bona fide wintertime temperatures. Cold out there and now we watch moisture move into that cold air. Snow showers are around the chesapeake and also back around the western fringing of the border of pennsylvania with ohio. We are going to watch some of that activity move into our area and its going to put a little bit a little bit of snow down. I think some of you especially north of the city may not see anything. Then youve heard some talk about bigtime warmth brewing snow showers. Its because of this High Pressure system around texas. Thats going to move in. Once we get whatever precipitation we get, temperatures will go way up by say the middle of next week. I mean, youre talking a nice southwest flow, temperatures 10 to 25 degrees above normal maybe even more so. Possible record warmth on wednesday. The record right now is in the upper 60s. Its possible we see 70 degrees on that day. Well talk more about it a little later. Kristine and maurice, over to you guys. Thank you. Coming up next, pushback on the tracks. Some long island residents want to see the plan to expand the lirr stopped before it starts to gain steam. New information about a woman found dead inside a mount vernon jail cell. The new video that shows her final hours. Vo across america, people are taking charge of their type 2 diabetes for a while, i took a pill to lower my blood sugar. But it didnt get me to my goal. So i asked my doctor about victoza. He said victoza works differently than pills. And comes in a pen. Victoza is proven to lower blood sugar and a1c. Its taken once a day, any time. Victoza is not for weight loss, but it may help you lose some weight. Victoza works with your body to lower blood sugar in 3 ways in the stomach, the liver, and the pancreas. Vo victoza is an injectable prescription medicine that may improve blood sugar in adults with type 2 diabetes when used with diet and exercise. It is not recommended as the first medication to treat diabetes and should not be used in people with type 1 diabetes or diabetic ketoacidosis. Victoza has not been studied with mealtime insulin. Victoza is not insulin. Do not take victoza if you have a personal or Family History of medullary thyroid cancer, multiple endocrine neoplasia syndrome type 2, or any of its ingredients. Symptoms of a serious allergic reaction may include itching, rash, or difficulty breathing. Tell your doctor if you get a lump or swelling in your neck. Serious side effects may happen in people who take victoza , including inflammation of the pancreas pancreatitis . Stop taking victoza and call your doctor right away if you have signs of pancreatitis such as severe pain that will not go away in your abdomen or from your abdomen to your back, with or without vomiting. Tell your doctor about all the medicines you take and if you have any medical conditions. Taking victoza with a sulfonylurea or insulin may cause low blood sugar. The most common side effects are headache, nausea, diarrhea, and vomiting. Side effects can lead to dehydration, which may cause kidney problems. If your pill isnt giving you the control you need ask your doctor about noninsulin victoza. Coming up tonight at 6 00 an emotional day and packed courthouse in yonkers. Four suspects arraigned in t