Reporter the top ten candidates faceoff tonight today rubio and bush attended mass, walker swung by the wisconsin state fhtr and make huckabee enjoyed rock n roll. Appearing upbeat and relaxed. We got to look and see how it works. Them desperately wanting to come out on top. Hunger games, some say. That intense. It is a little bit. Im sure there will be jabs, but thats okay as long as it doeout get nasty. Reporter questions about the small afternoon audience, late tonight Republican Leaders say that fox news has restricted access to the candidates friends and family only but insist there will be roughly 5,000 people in attendant here at the quaken loans arena here. Lets bring in moderator of meet the press chuck todd. That is what nine other candidate whose will share a stage with him are trying to figure out, lester. Fi wrst of all, lets put to rest one piece of conventional wisdom, the idea of being in the first debate might be more beneficial than beincome a debate with donald trump. That turned out not to be the case. Relegated to the second debate is not healthy for those campaigns nonaatter how hard ghey tried. Going back to the main event tonight, look, it is about donald trump but i would caution folks expecting this debate, first debates in primary season seasons are notoriously calm affairs. Why . Because most president ial candidates are told this, you are making your very First Impression on millions of people. No matter how much the press may think they know a lot about this campaign and they may know how donald trump does this or jeb bush does that, for millions of americans are tuning in for the first time and because of that, i think, dont be surprised if donald trump is right, this is more civil than you might expect and less barbs out of concern and nervousness of alienating an audience. To new details in the terrifying attack at a tennessee Movie Theater. Police revealing late today in addition to a hatchet and pellet gun, the attacker was carrying a propane canister and lighter fluid which he may have intended to use to set off an explosion. This incident raising more questions about security at the movies. We get more from our mark potter. Reporter the Hickory Hollow cinemas are still closed today and bullet holes can be seen in the backdoor as Police Reveal concerns the attacker was carrying explosives. The swat officers repaported montana was hurling objects at them including canisters, canisters of pupper er pepper spray and also carrying a canister of propane. Od reporter today investigators are trying to establish a motive. Why did 29yearold Vincent Montano take these items into a theater and attack patrons before being shot dead by police as he left the building amid fears he was carrying a real gun. Felt like a discharge from a weapon, the pressure hit me on the right side of my face. Reporter Authorities Say they believe montana was a chance yant with four commitments for psychiatric care. Some are urging theater owners to take more safety precautions including better training and heightening screening which are already seen at Major League Ballparks and football stadiums. They probably need to have some simulations with the police or the police understand whats going on, the staff understands whats going on. Those things are very important right now. That is probably the see. Reporter but at a time when movie attendance is at the lowest point in 20 years, security expensive. According to at least the recent unwilling, overwhelmingly in order to have Better Safety reporter but Police Involved in this latest theater shooting say the responsibility also lies with movie goers themselves. To be aware of your surroundings, always. Pay attention to who is around you and what they are doing. Reporter a balancing act between open theater access and a proper response to rising fears. Mark potter, nbc news, nashville. Life or death . The fate of the aurora, colorado Movie Theater killer james holmes is at the hands of a jury which already found him guilty. Now they must decide if he will spend the rest of his life in prison or be sentenced to die. Jury deliberations began late today after emotional closing arguments when prosecutors showed photos of the victims over a 911 call for help. The sound of shooting background of the call. Tonight our pentagon correspondent learned that russia is suspected after launching a sophisticated cyber attack on pentagon computers. Sources say in a minutes time a massive amount of information was stolen from the unclassified joint staff email system. It happened on or around july 23 5th forcing the system to shut down. That comes after russia hacked into unclassified white house emails last year. We are getting a rare and dramatic look at a takedown of the high seas, a drug bust, 16,000 pounds of cocaine hid in a a home made submarine difficult to spot in thfoe water. A method for drug runners making their way here. Pete williams report [speaking foreign language]. Reporter get out as they search this oddlooking vessel for dr ugs. The riveting video comes from the helmet cameras of a u. S. Coast guard crew approaching then boarding this semi submerse ible sub. They find them carrying more than 8 tons of cocaine, the biggest bust in coast guard history. The craft was spotted by a u. S. Navy plane in the pacific about 200 miles south of mexico last month. The video just released. This particular one was blue so it would blend into the water and all that you can see is the exhaust pipe and the cockpit from the air. So very difficult to see. Reporter these semi submersibles are a favorite of colombia cocaine traffickers who first began using them about a decade ago. [speaking foreign language]. Reporter they are now thought to carry as much as onethird of all Illegal Drugs smuggled into the u. S. By sea. Pete williams, nbc news, washington. In california, firefighters are making big strides against the wildfires burning throughout this state. Officials say crews were able to contain three fires leaving 19 still active. The largest one, the rocky fire is now 40 contained after scorching more than 100 square miles. Tonight, Health Officials say an outbreak of legionnaires disease in new york city called at least ten people and sickened 100 with a form of pneumonia thats caused by breathing in mist contaminated with bacteria. The outbreak is trips aced is air conditioning cooling towers that released the mist. Across the country, 911 operators are under scrutiny after several troubling incidents. In one case as we showed you an operator hung up on a caller. In another incident, an operator is accused of hanging up because the caller was speaking spanish. There are new concerns being raised about staffing, about training for calls when every second counts. As nbcs Gabe Gutierrez reports. Reporter the calls are often matters of life and death. Is he not breathing . Barely. Reporter just a few weeks ago in new mexico a teenager was seeking help for a friend that was shot. Is he breathing . Hes barely breathing. How many times have i [ bleep ] told you. Okay, you know what, what, maam . You can deal with yourself. Im not going to deal with this. No, my friend is dying. Reporter that 911 operator is out of a job after hanging up on the teenager whose 17yearold friend later died. Police in massachusetts discovered last year a dispatcher hung up because a caller spoke spanish. Do you have something that speak spanish . No, just english. Oh, yeah. Okay . Okay, thank you. Bye bye. Reporter when a Police Officer was shot and killed in memphis, some 911 callers waited on hold for an average of two minutes. You have reached the memphis 911 emergency. All operators are busy so please remain on the line. You have to remember every Single Person carrying a personal communication device, with large incidents you cant answer every call. Reporter every year there are an estimated 240 million calls to 911. The suggested standard to answer is ten seconds or three rings. But nationally, there is no way to enforce that and no minimum training requirements for 911 operators. Its all up to each local agency. I took upwards of 80 calls every day and thats me on my own. Reporter the median salary is 36,000 a year. Every Law Enforcement agency is facing limited resources and balancing the supply and demand between serving the community and living within the budget of taxpayer money. Reporter a tough call with so much on the line. Dave gutierrez, nbc news alat tan. 70 years ago today the u. S. Became the first and still only country to use a Nuclear Weapon in warfare warfare. This is hiroshima today, 70 years ago the city was incinerated by the bomb, an estimated 140,000 people killed. The dome was among the few buildings left standing. It remains standing today. The area around it turned into a memorial park. Today a solum ceremony marked the anniversary. Among those attending, caroline kennedy. After hiroshima the u. S. Dropped a bomb and on august 15th, 1945 japan surrendererred finally ending world war ii. Still ahead, the new warning from doctors to schools across the country, youre starting the school day too early leaving kids struggling to get a good nights sleep. We will tell you the time the first bell should be ringing. At the end of an era, a when i started at the shelter, i noticed benny right away. I just had to adopt him. Hes older so he needs my help all day. When my back pain flared up we both felt it i had to take 6 pills to get through the day. Then my friend said try aleve. And now, im back for my best bud aleve. All day strong and try aleve pm, now with an easy open cap. I built my business with passion. But i keep it growing by making every dollar count. Thats why i have the spark cash card from capital one. I earn unlimited 2 cash back on everything i buy for my studio. And that unlimited 2 cash back from spark means thousands of dollars each year going back into my business. Thats huge for my bottom line. Whats in your wallet . There was a pretty blunt new message from the cdc to School Districts across america today. Youre starting the school day too early. Thats leaving many middle school and High School Students with less than eight hours of sleep a night. Potentially jeopardizing their health and academic future. Our chief education correspondent rehema ellis responds ports on why so many schools arent changing. Reporter she dreads getting her two teenage boys to school by 7 00 a. M. Its been a long five years of getting up at 5 45 all year long and by midweek, were all just pretty exhausted. Reporter again and again, studies have shown starting school later is better for kids and yet, a government report released today shows that fewer than 20 of middle and high schools begin at the recommended start time of 8 30 a. M. She bye began to change her district start time ten years ago but this fall, the Fairfax Virginia schools pushed back from a 7 20 a. M. Start to 8 10 and the day ends 50 minutes later at 2 55. Its been a Long Time Coming because change is hard for districts. Reporter some of the biggest objections, less time for sports practice and after school jobs. Conflicts in family schedules and money. As much as 2,000 per student because districts need extra buses to transport everyone at once. Around the time kids go into puberty, they have a shift in the rhythm. They are best suited to wake at around 8 00 in the morning when many of them already have been in class for an hour or more. That extra hour feeling that my children were wellrested would be very important. Reporter with School Starting next week in memphis, laura hopes her district will finally wake up and make a change. Rehema ellis, nbc news york. Were back in a moment with a big mistake caught on camera. Bounty hunters at home looking for a fugitive. Wait unt before i had the shooting, burning, pinsandneedles of diabetic nerve pain, these feet. Served my country. Carried the weight of a family. And walked a daughter down the aisle. But i couldnt bear my pdiabetic nerve pain any longer. So i talked to my doctor and he prescribed lyrica. Nerve damage from diabetes causes diabetic nerve pain. Lyrica is fdaapproved to treat this pain. Lyrica may cause serious nallergic reactions or suicidal thoughts or actions. Tell your doctor right away if r you have these, new, or worsening depression, or unusual changes in moodr or behavior. Or swelling, trouble breathing,r rash, hives, blisters, muscle pain with fever, ntired feeling, or blurry vision. Common side effects are ndizziness, sleepiness, weight gain and swelling ofp hands, legs and feet. Ndont drink alcohol while taking lyrica. Dont drive or use machinery until you know how lyricat affects you. Those who have had a drug or alcohol problem may be morep likely to misuse lyrica. Pnow i have less diabetic nerve pain. Pand my biggest reason to walk. Calls me grandpa. Ask your doctor about lyrica. 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A bigamistry has been solved after more than three decades, a stolen instrument found and returned to his family 35 years after it disappeared from his office in 1980. Toten burg thought he knew who stole it. Evidence. The violin made in 1743 is likely worth the tens of millions of dollars resure after a woman brought it to be apraised. It belonged to her former husband that died in 2011. She did not know it was stolen. Toten burgs children said they will sell the violin but not to a collector, only to a play it. When we come back, one last moment of zen [ piercing sound ] daddy lets play sorry kids. Feeling dead on your feet . Ive been on my feet all day. Dr. Scholls massaging gel insoles have a unique gel wave design for that helps you feel more energized. Dr. Scholls. Feel the energy fact when pharmacists are in pain the medicine in advil is their 1 choice for pain relief. More than the medicines in tylenol or aleve. Use the medicine that pharmacists use most for themselves. 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Reporter use laughs as a kind of lure into the stuff many of us would rather not think about too much. Did any of you think . Ill uphold the [ bleep ] out of that. She has a private server in her home where she deleted tens of thousands of her own emails. She owns a vhs copy. They tried to defeat obama with the worlds angriest man in six medium clever raccoons look a human woman. The healthcare. Gov website has 99 problems but a glitch is one of them. Ive got no gun. Shun me shun. Reporter john steward wanted to make a point. I understand you want to make finance entertaining but its not a [ bleep ] game. I need me some donald. Reporter that the news should never be taken at face value. People like him are supposed to buy the candidates candidates, not be them. Reporter that being better informed made you a better citizen. Lets borrow a textbook from a neighboring state. Its all in there. Yes it is. No, its not. Reporter underneath the funny man was a civics teacher at heart. Weve given it our all every time. Reporter harry smith, nbc news new york. That will do it for us on this thursday night. Im lester holt. For all of us at nbc news, thank you for watching and good night. Jennifer aniston secret lie married. Now on extra. Extra. Jen and justin tie the knot. The protest, iest, the altar, the lavish backyard of their 21 million mansion. Howard stern and lisa sneaking in. Newlyweds hopping a private jet. Where is the honeymoon . Taylor swift caught on camera scare. A fan lunges at taylor swift. Out. Jon stewart hours before signing of the daily show. What will do you next . Our favo