A big surprise at some of the most popular restaurants in america. And shattered. All time music records and the emotions of millions who cant get enough of adele. Nightly news begins right now. Good evening, chicagos top come is out and there is pressure on the mayor who followed him to follow him out the door. The pol ical and emotion al upheaval growing tonight from the videotaped killing of a teenage suspect allegedly murder ed by a chicago policeman. More than the tape of a 16yearold shot 16 times it is the battle to keep the video under wraps and the more than yearlong delay in filing charges that has mayor ram emmanuel in full damage control mode. Stephanie gosk has todays new developments. Chicago Police Superintendent gary us. Reporter earlier this morning superintendent his job. Who says im not held accountable. You are looking at accountability. Hours he was fired. He has become an issue rather than dealing with the issue. And a distraction. Reporter mayor ram emmanuel said the public trust in mccarthy eroded less than a week after this video of the shooting of 17yearold Laquan Macdonald was released. Officer van dyke is charged with firstdegree murder. Free on bond he vows to fight the charge. The case raised larger questions about police abuse and lack of accountability. The mayor announced the formation of a task force. [ chanting ] reporter protesters may not be satisfied. We shall not be moved reporter emmanuels critics suggest city officials kept the video from the public for over a year for political reasons, basing their timeline. On october 20, 2014 mcdonald was shot 16 times by police and killed. In february of 2015, mayor ram e hm emanuel was forced into an election this as blk lives matter and shootdings were grabbing headlines. E manuel won a tight race. The Mcdonald Family was given a 5 million settlement. It would take seven months for the video to be released and van dyke to be charged. A former university of chicago law professor is calling for his resignation resignation. Writing in the New York Times theres been a coverup in chicago. I think there is serious doubt that the mayor would have won the election if this information had been available to the public. Reporter he denies playing politics and said the release of the video would have hampered the investigation. Mr. Mccarthy has become a distraction. The room about you and your office. Have you become a distraction as well . You will make that judgment. I think im doing my job. I try to do it every day in a professional way. Reporter meanwhile today another family is calling for the release of another video. Dorothy holmes says dash cam footage shows a Police Officer shooting and killing her unarmed son, 25yearold ronald johnson, over a year ago. The police say he had a gun in his hand. A judge is set to rule on whether the video should be released december 10th. There is still an active federal investigation in the mcdonald case. The fbi is focusing specifically on how the Police Conducted that investigation. There is video from a nearby burger king that went missing. That investigation opens up the possibility of new charges. A major shift in the u. S. Strategy to fight isis. Defense secretary ashe Congress Even more American SpecialOperation Forces will be deployed in iraq and syria and their mission will include a combat role. This despite assurances president obama made about the scope of the u. S. Mission in the region. We get more from nbcs chief Foreign Affairs correspondent andrea mitchell. Reporter with overwhelming evidence that air strikes alone wont stop isis a significant u. S. Escalation on the ground. We are at war. Reporter up to 150 special operations forces, three times the 50 troop it is president announced in october, conducting combat raids against isis in both iraq and syria. From bases in iraq. These special operators will be able to conduct raids, free hostages, gather intelligence and capture isil leaders. Reporter last month president obama told lester we are not putting u. S. Troops on the front lines fighting reporgeter today the president flatly disputed by his commanders. Have we contained isil . We have not. Reporter this as the president in paris for a Climate Summit spent much of his time defending a military strategy that hasnt stopped isis or ended the killing field s in syria. Its not going to be easy. Too much blood has been shed. Too much infrastructure has been destroyed. Reporter its a military and diplomatic rubiks cube. You cant stop isis without end ing the civil war in syria. The conflict that spawned the group. Standing in the way, russias vladimir putin. I dont expect that youre going to see a 180 turn on their strategy. Over the next several weeks. They have invested for years now in keeping us out. Reporter today germle any promised 200 more troops. Strikes over syria. Assad doesnt seem worried. Nobody is taking the western officials seriously anymore. Reporter the administrations next goal, ceasefires in parts of syria by january 1 and peace talks for a Transitional Government now to include assad. A big concession to the russians for president obama who has said assad must go. Lester . Thank you. In turkey, a bomb blast caught on camera. The explosion near a subway station in istanbul was thought to be a blown transformer. Officials later said they found a small pipe bomb that detonated at rush hour, sending commuters running for their lives. At least five people were injured. There is no claim of responsibility for the blast. A disturbing report out this evening about what caused an air disaster at sea. That air asia flight that plunged into the java sea nearly a year ago, killing all 162 people on board. Crash investigators blame poor maintenance and a cockpit crew the planes Automated Systems or how to recover from a stall they initiated. As nbcs tom costello reports its a deadly combination we have seen in air disasters before. Reporter today, investigators laid out the sequence of event s that ended with an airbus a320 in the java is a. The trouble started when a warning light indicated a rutter control malfunction. It had malfunctioned 23 times over the Previous Year but wasnt fully repaired. This time the crews reaction was disastrous. The pilot pulled the Circuit Breakers to the planes flight computers, causing the autopilot to disengage. With the copilot flying the plane climbed to 38,000 feet which led to a stall. Tragic miscommunication in the cockpit. Rather than telling the french copilot to push the nose down to recover from the stall, the indonesian pilot said pull down. Reporter the copilot pulled down as the pilot pushed down. The plane rolled 104 degrees to the left and fell 38,000 feet to the sea. The passengers would have surely known they were in trouble. The crew of this aircraft had multiple opportunities to save the airplane and respond properly. They didnt. Reporter for years Safety Experts warned many pilots overseas are overly dependent on auto pilot and lack basic flying skills. Among the examples air france 447 over the atlantic and asiana 214 in san francisco. Today investigators dropped a bombshell. Therefore, upset Recovery Training was considered not required. Reporter that the flight crew wasnt trained to recover from a stall because they were assured it wouldnt happen. Air asia said it will learn from the tragedy. Airline Safety Experts say the crash drives home concerns about how to push buttons in the cockpit but may lack proper piloting skills. A bigger concern for pilots overseas, but a red flag for airlines worldwide. Certainly unsettling. Tom costello, thank you. As of tonight we are two months out from the first real test for the 2016 candidates among voters, the vie with a iowa caucus. With donald trump riding on top of the polls Halley Jackson says the competition is intensifying. Reporter in the race for the white house its full tloting, two months from iowa where ben carson is stalled, slipping behind ted cruz who is pulling closer to frontrunner donald trump. Fuelled by evangelical support and his signature strategy taking on his own party. Most recently for not fighting back harder against misperceptions that most republicans do not support contraception. This is a made up, nonsense example. Last i checked we shortage in america. [ laughter ] reporter cruzs comments raising eyebrows with jeb bush, in Single Digits in iowa and New Hampshire. Adding staff there, but trumps still on top, trailed by marco rubio, Chris Christie stuck in 7th. And in drove overdrive rs hoping to make a move after several key en dormts in a state where moderate incumbents usually do better than outsiders. Do you expect to win in New Hampshire . Even the loyal republicans will be in the primary and dependent who is participate, they are just starting to tune in now. Reporter even know though insiders christie, marco rubio, bush have spent 47. 5 million on tv ads those spend ing less are doing better. Just 3 million spent by carson, cruz and trump who is kicking off december in the lead. The establishment knows it. They are generally in angina mode, having in, day out trying to figure out, how the hell do we stop this . Reporter trump has proven unstoppable, warning rivals hes the biggest obstacle on the road to victory. The finish line in iowa getting closer. There is only one way you get to the top. Its all through trump. Lets face it. Reporter while trump has dominated the polls since summer, not long after announcing his candidacy. Last president ial cycle at this time new jersey led Newt Gingrich led the pack. From east to west dangerous weather is hammering much of the country with snowstorms, flood watches and ice warnings in the forecast. Millions are bracing for brutal conditions earlier in the season early in the season. We are still weeks from winter. Our National CorrespondentMiguel Almaguer is in the middle of it. Reporter the in the Mount Rushmore state there were records with heavy wet snow. With more on the way. Travel in the upper midwest not just trech rous but deadly. At least one fatality in south dakota. In minnesota, nearly 400 crashes overnight. Whiteout conditions, sloppy and icy roads, plows and spinouts everywhere. I think it will be busy tonight judging by the weather so far. Reporter after heavy rain and more in the forecast, eight dams along the Tennessee River authority are spilling water. 9 million are under flood watches from tennessee to georgia, to north carolina. A large sprawling weather system is on the move. With it, the Northern Tier of the country could see temperatures 15 degrees above average and heavy rain, too. In the pacific northwest, freezing rain and ice is closing schools. We are taking it slow. It was icy this morning. Reporter so cold power lines are snapping. Cutting electricity, leaving thousands in frigid night. From coast to coast its getting ugly as december just began. Here in colorado where its beautiful, the frigid conditions are also dangerous. Nine different counties are under winter advisories tonight. The snow, ice and cold causing major problems across this region as well. Lester . Miguel, thank you. Still ahead tonight, warnings about salt. The growing healthle risk of consuming too much leads a big city to demand restaurant chains reveal how much is in your food. Its an eyeopener. Facebook founder Mark Zukerburg announces the if youre taking multiple medications, does your mouth often feel dry . 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As rehema ellis tells us. It could spread to your city, too. Reporter there is a lot of shaking going on in american restaurants. Now new york city requires that menus show it because too much salt leads to heart attacks, stroke, and high Blood Pressure. I think its important. Maybe it will make them put less sodium in items. Reporter so now chain restaurants must post what some call the shaker of shame on any item with more than the recommend ed daily allowance of sodium. A teaspoon. Chipotles chicken burrito with usual toppings has over 2400 milligrams in one serving. Subways spicy italian sandwich has almost 3,000 milligrams. Tgi fridays new york cheddar and bacon burger, a whopping 4,280 milligrams. Some restaurants are fighting the new rule. Applebees in new york started posting the warning label a month ago. So far it hasnt changed the way people eat. I have been asking people about it in the restaurants now for the last month since we put it on. It really doesnt impact people one way or another. Reporter when you open the menu, what do you see . I see a lot of salt shakers. Reporter the former director of the white house lets move campaign is now an nbc news food analyst. Is there hope that putting the salt labeling on the menu of course not. It increase it is conversation, awareness. Thats critical to moving the dialogue forward. Reporter new york was the first city to require restaurant calorie labeling, now everywhere. The question today is will salt labeling be the next thing to shake up americas menu . Rehema ellis, nbc news, new york. We are back in a moment with the Domestic Airline looking for new pilots no experience necessary. Maria. There are thousands ofay into the complex health care system. And choosing unitedhealthcare can help make it simpler with our 24 7 nurseline. Nurse over phone if its pinkeye, it could be contagious. Oh. I know. 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The cdc says 47 of American Homes dont even have a land line. They are cell phone only and about 42 have both. If you have ever but you have never flown a plane, heres your chance. Jetbluele plans to recruit two dozen people to train as pilots, no experience necessary. But they will still have to log 1500 flight hours before they can carry passengers, just like those who come to the airline vie i cant more traditional routes like the military and civilian flight schools. The f. A. A. Waives the maximum number of required numbers in 2013 the minimum which contributed to a pilot shortage. And Mark Zuckerberg is a new dad. He announced the birth of his first child. Its a girl and her name is max. In a letter to his new daughter he vowed to give 99 of the couples facebook shares currently worth 45 billion over their lifetimes to improve the world for the next generation. When we come back, music superstar adele doing something a lot dramatic music centrum brings us the biggest news in multivitamin history. A moment when something so familiar becomes something so new. impact on metal introducing new centrum vitamints. A multivitamin that contains a full spectrum of essential nutrients you enjoy like a mint. New centrum vitamints. Go to centrum. Com for a 4 coupon. Take zzzquil and sleep like. The kids went to nanas house. For the whole weekend. The nonhabit forming sleep aid that helps you sleep easily, and wake refreshed. Because sleep the music phenomenon so popular she needs only one name like madonna, beyonce or rihanna. Those three only wish they had the selling power of adele who is shattering records many thought would never be broken. Ron mott looks at the secret to her staggering success. So hello from the other side reporter her albums dont have fancy titles. 19, 21, 25. Adeles age at the time recording sessions began. But the numbers her latest effort is generating are staggering. A record 3. 38 million u. S. Sales in the first week. The feat shattered the previous record set in 2000 by the boy band n sync. No press dent for someone to sell like this in 2015 in an age when by all other indications the whole idea of buying an album is dying. Reporter adeles of fronts. For starters, nearly five years passed since her last album. We could have had it all reporter time she spent out of the spot light becoming a mom. My kid comes first. My music comes sec second and i come second. Reporter shes not streaming the album for you, increasing demand further. Unlike the past when Record Stores and lps dominated the industry, sell ing albums in todays digital era is more challenging. Driven by an a la carte model where you can download just songs you want. Reporter now 27, the british pop singer is wowing the masses once again. I think adele is someone focused on the power and simplicity of a song and a voice. Reporter on full display when leaked video of an audio track from her snl appearance went viral. Reporter a unique talent raising the bar with a low key approach. Ron mott, nbc news, boston. And that will do it for us on this tuesday night. Im lester holt. For all of us at nbc news, thank you for