Last seen at the Grocery Store on thanksgiving. An air scare and a Good Samaritan who stepped up to help a woman in distress. Some passengers questioning why the pilots didnt make an emergency landing. A dangerous stunt caught on camera. A teenage boy seen hanging off the back of a bus. Drivers shocked. People calling it reckless. Theres a new gathering storm barreling across the country from coast to coast. And a graduate getting up and walking to get his diploma. Its our inspiring america report youve got to see. This is nbc nightly news with lester holt. Good evening, everyone. Breaking news as we come on the air. A deadly attack and a dramatic. At least two people are dead, and many more have been injured in the shooting near strasburgs famous Christmas Market. Police are calling it a terror investigation. We get late details now from nbcs bill neely. Reporter panic, screams, people fleeing, a deadly terror attack tonight near a Christmas Market. One victim on the street, another shot nearby. Further away, two more. The gunman struck around 8 00 in the evening. The victims apparently random. Witnesses report a dozen shots fired in bursts. O th Christmas Market. I heard some shots, six or seven shots. And then i saw two people on the ground and many people, of course, screaming and starting to run. Reporter armed police poured in, but the gunman was on the loose. The historic strasburg market is visited by millions every year and heavily guarded. The attack was just 400 yards away. Authorities placed the city center on lockdown, warning people to stay indoors. Soon, they knew who he was. He had a criminal record, but not where he was. Stores and restaurants were ordered closed, customers inside. At the nearby european parliament, lawmakers were locked in. The whole parliament has been locked. Reporter also locked in a restaurant, this euro news correspondent. They cannot give us a time. It could be ten minutes. It could be one hour that we should stay indoors. Reporter Authorities Say this is terrorism by a lone gunman. Two years ago, a truck was driven into a Christmas Market in berlin killing 11 and injuring dozens. France is still on terror alert since a wave of islamist attacks killed more than 200 people. Tonight in one of its major cities, mourning families and a manhunt. French authorities now are confirming two people are dead and 13 injured. Several of them critically. And reports in the last few minutes that the gunman has been cornered and shots have been fired. Hes known not just to police, hes also on a terror watch list, drawn up by the french intelligence service. Lester. Bill neely, thank you. Back home to the surreal scene that unfolded in the oval office with the world watching, fireworks erupting between President Trump and Democratic LeadersChuck Schumer and nancy pelosi. A fight over funding the border wall, and the president now threatening a Government Shutdown. Peter alexander now with the latest from the white house. Reporter tonight, a preview of what divided government under President Trump looks like. Nancy well find out. Reporter an unprecedented display of drama and disagreement in the oval office, r,th cameras rolling. I will shut down the government if i dont get my wall. Reporter democrats Chuck Schumer and nancy pelosi clashing with the presidenov build a border wall. That same wall the president promised mexico would pay for. Whos going to pay for the wall . All mexico all mexico. You can do Border Security without a wall, which is wasteful and doesnt solve the problem. It totally solves the problem. Reporter President Trump even endorsing a partial Government Shutdown at the end of next week if he doesnt get his way. And i am proud, and i am proud to shut down the government for Border Security, chuck. I will be the one to shut it down. Im not going to blame you for it. The last time you shut it down, it didnt work. I will take the mantle of shutting it down, and im going to shut it down for Border Security. We believe you shouldnt shut it down. Okay. Reporter the markets immediately taking a hit. A shutdown would impact the pa anhe putting about 600,000 federal employees out of work. The three sparring over the takeaway from the midterms. We gained in the senate, nancy, we gained in the senate. Excuse me, did we win the senate . We won the senate. When the president brags that he won north dakota and indiana, hes in real trouble. I did. Reporter with mike pence sitting there silent and the democrats clearly exasperated. Mr. President , please dont characterize the strength i bring to this table. Reporter the president repeatedly misstated the facts. Tremendous amounts of wall have been fact. Reporter in fact, very little new wall has been built and Congress Still hasnt approved funding for any of the eight prototypes. Hours later, the president offering his spin on the surreal scene. Believe it or not, i think it was a very friendly meeting. You saw the beginnings of it. It actually worked out to be pretty good. Reporter but democrats viewed it differently. This temper tantrum that he seems to throw will not get him his wall. Reporter behind closed doors with democrats tonight, nancy pelosi colorfully characterized her conversation with President Trump saying, according to a democratic aide, the president s insistence on a border wall is like a manhood thing for him, as if manhood could ever be associated with him. Lester. All right, Peter Alexander at the white house tonight, thanks. The president s soninlaw and Senior AdviserJared Kushner also in the news this evening, but its what he didnt say about the murder of journalist Jamal Khashoggi thats making headlines tonight. Our Haley Jackson has that. Reporter Jared Kushner on the sidelines today, but making a rare move into the spotlight overnight on fox news. Sidestepping a question about the murder of journalist Jamal Khashoggi. I think our intelligence agencies are making their assessments, and were hoping to make sure theres justice brought where that should be. Reporter no mention of kushner by the crownrder relationship with prince muhammad bin salman, who denied involvement. I dont know t about the administrations relationship, and unwillingness reporter kushner, the president s soninlaw and Senior Adviser, has been texting with the man he casually calls mohammed, according to the new york times. A National Security council official confirms they have maintained contact since khashoggis murder, saying that the president should not alienate the saudis, a key ally. Outgoing u. N. Ambassador nikki haley sitting down today with nbcs craig melvin. I think we need to have a serious hard talk with the saudis to let them know we wont condone this, we wont give you a pass. And dont do this again. And then i think that the administration has to talk about where we go from here. Hashgi wh post, is now being honored by Time Magazine as one of its people of the year for his work of defending a free press. This is the first time weve ever chosen someone no longer alive as person of the year. But its very rare that a persons influence grows so immensely in death. Reporter as for kushner, one of his policy priorities has been work on a bipartisan criminal Justice Reform bill. Senate leaders plan to take that up by the end of the year. If it passes, it would be considered one of kushners biggest wins in this administration. Lester. Haly jackson tonight. Thank you. Now to a violent ambush in texas. Officers serving a warrant when a man opened fire. Three Law Enforcement officials have been wounded and that gunman then barricading himself inside. Nbcs Kerry Sanders has details. Reporter tonight, five hours and counting in that standoff in houston. Three officers wounded trying to serve an arrest warrant today. Officer down, send an ambulance. Reporter a task force targeting Daniel Trevino for violating a protective order issued to his girlfriend. His many mugshots reflective on his crimalnvtions on charges with assault with Bodily Injury and Unlawful Possession of a firearm by a felon. This afternoon, as five deputies and agents moved in to take the 25yearold into custody, investigators say trevino opened fire. From the spray of bullets, two agents and one deputy hit in the face, torso, hand and leg. You know, initially when you get that call, its gut wrenching. Reporter at the hospital doctors say all three are expected to survive. Meanwhile at the scene the suspect dead, Authorities Say killed by a selfinflicted gunshot wound. A jury has recommended life in prison plus an additional 419 years for james fields, who was convicted last week of murder for killing a woman when he drove his car into a crowd, protesting against the White Nationalist rally in charlottesville in 2017. Fields will be sentenced in march. There are new clues in the intense sech thanksgiving day. Police now are releasing new surveillan id day, hoping someone, anyone can help authorities find her. Lets get more from nbcs joe friar. Reporter newly released Surveillance Video shows kelsey and her daughter inside a colorado Safeway Store on thanksgiving, the last day she was seen. Her fiance told authorities he saw her that afternoon when he picked up their 1yearold daughter. The police chief says hes cooperating. He was not present at yesterdays news conference. Why is he not here . That is a question you would have to ask him. Reporter nbc news has not been able to reach him for comment. Three days after thanksgiving, police say kelseys cell phone pinged in idaho. And a text was sent to her employer, telling them she would not be in for the rest of the week. Police say the fiance did not report her missing, but ten days after she was last seen, her mother notified police. She doesnt run off, and someone knows where shes at. Reporter police have se. Theyve been flooded with tips and phone calls which theyre now looking into. Lester. Joe, thanks. New developments in that story weve been following about the video of new York Police Officers ripping a 1yearold out of her mothers arms as they arrested her. Tonight, charges against her have been dropped. Our Stephanie Gosk has the latest. Reporter in the middle of this struggle between new york city Police Officers and Jasmine Headley is her 1yearold baby. The 23yearold went to the brooklyn social Services Office looking for help. Instead, she was charged with endangering a child and resisting arrest. Oh, my god anyone who watches the video can see that this was a horrible mistake. Ter today, the d. A. Dropped the charges. Why was it important for you to drop these charges against her . As a sworn district attorney, my obligation is to keep the people of brooklyn safe. But its also to promote trust in the justice system. When we have cases like this, it does the opposite. It undermines confidence. Reporter the video does not show what happened before things turned violent. The police say she was refusing to leave, and causing a disturbance. The nypd is investigating. Today, the commissioner tweeted, i tell you, the video is very disturbing to me. Also, nypd cops have a very tough job. We were called to a chaotic situation. Even though the charges are dropped, many want to make sure Something Like this never happens again. Stephanie gosk, nbc news, new york. Rescuers are in a race against time to find three people trapped for more than three days in a mine in West Virginia after a fourth person emerged alive. Kevin tibbles has the latest. Reporter tonight, time may be running out for three people trapped inside a West Virginia mine. A target for those looking for copper wire. Faith beverlys brother cody is one of those still inside. Hey n illegally. That doesnt mean they should deserve to be put through this. Reporter authorities seiko di along with two women and a man were last seen overnight on saturday. The four wheeler belonged to one of the individuals thats near a mine. Reporter ed williams safely emerged last night, telling rescuers where to find the others. Hes not been arrested. He is cooperating with us. Reporter the rock house mine has been offline for two years. The mines owner says theyre assisting with rescue efforts. That operation tonight is on hold, as oxygen levels are too low for First Responders to try and reach the group. Crews pumping out water and pumping in air. Families hold out hope their loved ones will make it out alive. Mine for over 80 hours and hes still under there. Reporter kevin tibbles, nbc news, whitesville, West Virginia. Tonight, another major storm picking up steam and moving from coast to coast. Its bringing heavy rain and mountain snow to the pacific northwest, before moving over the rockies tomorrow. By thursday, its expected to dump heavy rain across the south. And by the end of the week, forecasters say there could be flooding in the carolinas and travel disruptions from new england to florida. A note about a good friend of ours. Kathie lee gifford announced after 11 years of laughter and a wine toast or two in the morning, shell be stepping away from the today show next year. She has a packed schedule with film, music and book projects. Youll still be seeing plenty of her. While well miss her the good news shes not saying good so soho so and the gang will have plentyerare more plan. We just wanted to wish our friend kathie lee the very best. A lot more ahead, including the Good Samaritan who helped a mom in a midair emergency. And an incredible rescue. A baby and a 5yearold thrown to safety. Plus, the emotional graduation moment inspiring america. Tonight, a Good Samaritan is being cheered for his efforts to help a young mother on board. She began having seizure. Other passengers are asking why the pilot continued flying for up to two hours as the seizures continued. With more on that, heres tom costello. Reporter it happened on a United Express flight from houston to cincinnati. A young mother suddenly having seizure, shaking uncontrollably. Former volunteer firefighter Anthony Moreno gave the woman oxygen and tried to keep her awake. She started feeling these symptoms. I said, i just need you to relax. Shes like, the seizure is coming. Reporter roughly two dozen seizures over two hours as the plane continued on to cincinnati, alarming some passengers. But two doctors on board, the customer herself and doctors on the ground said there was no need to divert. At that time, it was the right move to continue through the flight, instead of landing the airplane, not knowing where we were or where the closest appropriate hospital is going to be for this girl. Reporter republic airways, which operated the flight, said had it been the judgment of the medical professionals that another course of action was indicated we would have followed that action immediately. Once on the ground, the passenger was rushed to the hospital. Inflight medical situations are common, everything from fainting to heart attacks, though the vast majority do not require an emergency landing. Tom costello, nbc news, washington. Coming up, hang on, the shocking sight on the roadway. And then well tell you about a fiery rescue and a family saved from a burning home. Jump, come on imagine se road. A teen clinging to a bus in washington, d. C. The person who shot this says he was going about 40 miles an hour. D. C. Metro Officials Say theyre thankful the hangeron wasnt hurt but called that a reckless act. Kind of an understatement. Caught on body cam. A harrowing rescue from a burning home in new jersey. One officer climbing up to drop a baby and a 5yearold to safety. Nbcs Kristen Dahlgren has more on the amazing save. Reporter with a quickmoving fire, a quickthinking officer. Come on, jump. Reporter body cam footage capturing the moment the officer Joseph Grosso scaled a burning Apartment Building to save a family of four. There was no time to think. When i noticed they were not going to jump, it was time to help them. Reporter with his fellow officers shouting his name from below joey, joey. Reporter he carefully dropped the children. David inkle catching the 6monthold. It was a good feeling that you saved a life. Reporter the 5yearold comes next. Lets go. Reporter but its harder to convince the grandparents to go as the fire rages. They were taking their time, and we had to push them a little bit, that time is of essence. Reporter finally the children and their grandparents make it out unharmed. A remarkable rescue. Well forever have a bond with those children that well definitely see them again. Reporter leading to a lasting friendship. Kristen dahlgren, nbc news, new york. Celebrating some real heros in blue there. Coming up next, the new college grad inspiring america. S evacuations at facebook. What we ve just learned about where the alert came from. Plus, the Bay Area Community that may have to pay a toll just to enter their own neighborhood. Next at 6. In tonights inspiring america, weave thremarkable story of a new College Graduate who let nothing stop him from walking across the stage to receive his diploma. On graduation day, you could see the nervous excitement on aldos face, knowing all he had overcome to get here. I had an incident that changed everything. Reporter his college dreams nearly ended after a diving accident left him paralyzed, but he never gave up on walking again. So with the help of his physical therapy team, he practiced, and practiced. Recently learning to walk with the help of an exoskeleton. When it was aldos turn to get his diploma, he stood up and walked across the stage to receive his degree in Electrical Engineering from Florida International university. That is amazing to be able to take those steps towards something that important. Reporter his next goal, a masters degree, and one day to be able to walk across that stage completely on his own. Standing tall. We wish him all the best. Thats nightly news for this tuesday. Im lester holt. For all of us at nbc news, thank you for watching and good night. We talk exclusively to leon panetta about who might i think that President Trump really thinks that he could be his own chief of staff. Right now at 6 00, we talk to leon panetta about who might fill the same divorce. Ne wake f butte county. Why critics say it is too little too late. A bomb threat at facebook headquarters in menlo park. The threat was called into the new york police department, the nypd notified the Menlo Park Police department. You are seeing activity from down below. It is building 29 which is a converted warehouse. Evacuations are under way. This is causing a huge backup on 101. You can see it here, this is at 1 101 and marsh road. Expect major delays. We are going to keep a close eye on this story. Well bring you more updates throughout this news cast. He comes the drones and the inspectors. Pg e will be inspecting