Nightly news begins right now. Announcer from nbc news World Headquarters in new york, this is nbc nightly news with lester holt. Good evening. No meeting was more anticipated or potentially more awkward. Barack obama and donald trump, president and president elect, coming face to face today inside the most powerful office in the world. Chat, a firsttime meeting between the men whose contempt for each other is well known. Trump, a long denier of the president s american birth, and obama who has called trump unfit to be president. Yet, what the world saw today was cordial and hopeful. Well, i just had the opportunity to have an excellent conversation with president elect trump. We talked about Foreign Policy. We talked about domestic policy. And i believe that it of political preferences, to now come together, work together, to deal with the many challenges that we face. Most of all, i want to emphasize to you, mr. President elect, that we now are going to want to do everything we can to help you succeed because if you succeed, then the country succeeds. Please, sir. Well, thank this was a meeting that was going to last for maybe 10 or 15 minutes, and we were just going to get to know each other. We had never met each other. I have great respect. The meeting lasted for almost an hour and a half. And it could have as far as im concerned, it could have gone on for a lot longer. We discussed a lot of different situations, some wonderful and some difficulties. The future, including counsel. He explained some of the difficulties, some of the highflying assets and some of the some of the really great things that have been achieved. So mr. President , it was a great honor being with you. And i look forward to being with you many, many more times in the future. Good luck. Thank you. Still cameras clicking away, capturing that moment. That wasnt the only highly anticipated meg nbcs Hallie Jackson has details. Reporter donald trump at the white house today trying to rebuild the bridges he burned on his way there. Obama is an incompetent. The most ignorant president in our history. He has been a disaster. Reporter today a different tone. Thank you. Very good man. Reporter this scene in the oval office unimaginable to those who never thought president elect trump had a chance, including president obama. I continue to just the beginning of the president s fight against candidate trump. A bitter battle that began years ago with trumps birther crusade against obama. Something that did not come up in todays 90minute meeting. It sounds like the meeting might have been at least a little less awkward than some might have expected. Reporter trump joined by wife melania who toured the east wing with the first lady, and by jared kushner, his soninlaw and one of his closest advisers, walking the south lawn with president obamas chief of staff. Dennis mcdonough. The president elect planning to seek his predecessors advice. President obama, sharing some. Always the last one. Reporter trump couldnt resist talking with reporters at his second stop on capitol hill. What do you say reporter trump walking the halls of congress with Senate Majority leader mitch mcconnell, and getting a look at where hell be sworn in by house initially refused to endorse trump and later declined to defend him. The two now prioritizing tax reform and the fight against the health care law. Popular proposals to unite the party as even former rivals get on board. If they have an interest in sitting and talking to me, ill be glad to do it. Hes the president. If hillary had won, id be talking to hillary. Reporter much of todays meeting between president obama and president elect trump revolved around staffing up and unfamiliar territory for someone whos never been a politician and whose staff at times seemed almost like tourists, lester, snapping pictures on their phones here at the white house. All right. Hallie jackson, thank you. Meantime, from d. C. To new york, the jockeying is well underway for highlevel positions in the trump administration. After repeatedly promising to drain the swamp, the names popping up for cabinet posts arent exactly outsiders. Plus nbc news is learning exclusive details about who the president elect wants to know americas top secrets. Katy tur in the studio. Reporter lester, donald trump is only starting to look at who would staff his new administration. The trump team scrambling to whittle down names, so far finding washington is a lot friendlier to a President Trump than they were to the gop nominee. Thank you, everyone. Reporter who will donald trump surround himself with . After all, hes promised the biggest and the best on the campaign trail. We have to have smart people. I have the smartest people. Reporter nbc news has learned from has not yet presented the president elect with any names for top posts. His team has a working list of three to five names for each cabinet position. Its up to donald trump and mike pence now to sit down and figure out people who not only helped in the campaign but can help change america. Reporter no word on exactly who is on the short list. There are notsoquiet whispers about some highprofile flynn for National Security adviser. Texas congressman Michael Mccaul for homeland security. Reince priebus, chief of staff. Or potentially chris christie. Would you want to be chief of staff . Would you want to be you dont really think thats whats called a pregnant pause. Reporter Rudy Giuliani not as coy about his interest in attorney general. I certainly have the energy, and theres probably nobody that knows the Justice Department better than me. Reporter tonight nbc news has learned from sources with knowledge of the House Intelligence Committee is being considered for cia director. Rogers office issuing a no comment tonight. There is a lot of work to do. Team trump needs to fill 4,000 positions, 1,000 of which need senate confirmation. Donald trump would make a mistake if he appoint too many insiders to positions. He won as an outsider. And he needs to reinforce that which delivered victory for him. Reporter and though senior aides to v. P. Elect mike pence outsider administration, as of now, many signs point to much of the same. Katy tur, nbc news, new york. Reporter this is Cynthia Mcfadden in new york. Tonight, nbc news can exclusively report Donald TrumpsTransition Team has asked that nearly 30 people be granted the nations highest security clearances. In a secure room inside 1717 pennsylvania avenue, of Americas Nuclear war plans, the classified details of russias role in the election, as well as the 80 billion official intelligence budget and the nooks and crannies of american covert operations. Four people have already been given access Rudy Giuliani, chris christie, newt gingrich, and mike rogers. The new list is dominated by politicians and washington insiders which will comfort some and may alarm we asked james stavridis, the former commander of nato, about those on the list. This is a very eclectic group of folks, many of whom have reasonable National Security credentials. Collectively theyre going to come at it International Affairs with bias toward hard power as opposed to soft power. Reporter the list includes three members or former members of congress, sessions, hunter, walker, three retired army generals, kellogg hes heading up the defense tr and two prominent Bush Administration officials, john bolton and steven hadley, who tells nbc news he is not participating in the transition at this point. National security has to be job one because instantly on january 20th, he will be tested. Hell be tested by the russians in the cyberworld. We will see test after test, and they will come fast and furious today, president elect trump is getting vastly more detailed intelligence briefings, and he will be asked to stop using his personal cell phone for security reasons, as barack obama did. But that decision is ultimately up to him, lester. Cynthia mcfadden, thank you. The election of donald trump has unleashed a backlash in some cities across the country. Protesters taking to the streets, including late today in philadelphia. People angry and fearful and with a message. Nbcs Miguel Almaguer has more. Reporter this is what Police Departments are bracing for tonight in several cities. From cost to coast, coast to coast, thousands of mostly peaceful but angry protesters condemning the president elect. I want to show that he does not speak for me as an american. Donald trump has got to go reporter the largest demonstrations are taking place in the biggest cities, outside trump tower in new york where the avenue. In d. C. At american university, students burned the american flag. In l. A. , effigies of trump beaten and torched. His ignorance and his prejudice, his racism, its all going to interfere with how he thinks. Reporter outrage being voiced across the country. Rallies erupting in kansas city, austin, and nashville. In red states e sends an awful, awful message about this country. Reporter but here in the rustbelt city of lorain, ohio, Trump Supporters say theyre frustrated, too. The working class people who this that this country rides on had enough. Reporter with protests fueled by social media, police are prepared for trouble in oakland where 7,000 gathered setting 40 fires and hurling firebombs at officers. Tonight the divisive election is over. Fractured nation, no sign of moving on. This busy stretch of freeway highway 101, which runs right through the heart of downtown los angeles, was blocked by protesters last night. At this hour, in several major cities, demonstrators are taking to the streets. Lester . All right, Miguel Almaguer in los angeles, thank you. On the global stage, there are many trump will have once he takes office. Right away, he will be confronted with a number of difficult Foreign Policy decisions. Around the world, hes being received with a mix of anticipation and anxiety. Lets get more from nbcs richard engle. Reporter mc donald trump is already reaching out to world leaders, including the Prime Minister of britain who said trump reaffirmed the allies special relationship. Tonight, so many questions about what isis, hell immediately be a president at war. A top u. S. Commander told nbc news u. S. Backed iraqi troops have only reached the outskirts of mosul, iraq, where isis fighters are putting up resistance so fierce that some at the pentagon are calling it stalingrad. So far trump only providing simple solutions. Id blow up every single inch. There would be nothing left. Reporter then th up the nuclear deal the Obama Administration worked so hard to negotiate. To dismantle the disastrous deal with iran. Reporter but its a sixparty agreement, also with europe, china, and russia, who are unlikely to agree to follow trumps lead. And finally, israel. My friend, congratulations on being elected president of the United States of america. Reporter trump made some big promises to jewish audiences before the elections. We will move the the jewish people, jerusalem. Reporter but if he keeps that promise, palestinians who also consider jerusalem to be their capital could reignite violence in that powder keg of a city. Overseas there is more than just skepticism about mr. Trump. Just yesterday a german newspaper said that election day was worse for america than 9 11. This is the kind of perception problem in some parts of the world that mr. Trump is going to have to try richard engel, thank you. We want to show you this photo. Its Hillary Clinton after that devastating defeat spotted out on a hike today, seeking some peace and quiet with bill clinton near their home in chappaqua, new york. A woman out for a hike with her kids said she bumped into the first couple unexpectedly while they were walking their dogs. Hillary clinton smiling for a photo and bill clinton behind the camera. Separately, a clinton aide tells nbc news that bill clinton called president elect trump this afternoon turning from politics now to pennsylvania where a gunman has ambushed Police Killing one officer and injuring another. Police were responding to a domestic disturbance call when they came under fire. Officers forced their way into the home and found the shooter dead from a selfinflicted gunshot and a pregnant woman believed to be his wife also dead at the scene. Still ahead here tonight, a consumer warning as the Holiday Shopping season heats up. What you need to know before downloading any more Shopping Apps on your smartphone or also, the question that might spark a lot of arguments at the dinner table who has the better memory, were back with a consumer warning to anyone with a cell phone or tablet who downloads apps to shop online. Cybersecurity experts say theres been a sudden explosion of fake apps showing up in app stores designed by scammers hoping to steal your credit card or personal information. How can you tell if an app is real ak reporter just in time for Holiday Shopping, scammers are suddenly infiltrating the app store posing as legitimate retailers to lure unsuspecting victims into giving up their credit card and personal information. It may appear to be a real app from dillards, puma, payless, or pandora, but those are just a few of the companies that have already been targeted. There has been more fake apps launching in the market than ever before. Legitimate App Development company in pittsburgh. This is a fake app for the retailer finish line. Reporter how do we know its fake . First, you look at the reviews, you see theres no reviews. It was recently posted, thats a red flag. Reporter if customers arent reviewing the app or the reviews are all bad, stay away. More red flags bad english or links to other apps from competing retailers. Starbucks is considered to have the Gold Standard of apps, but many retailers makes it all the more difficult to figure out whats real and whats not. Most of the fake apps are thought to come from scammers in china. When theres a void, its easy for the hackers to write an app. Its the first one that pops up when you search for the store that you think you want to buy at. Reporter how do you know if an app is real . Experts advise looking for lots of customer reviews. The more the better. And go to the retailers website for the legitimate app link. Both google and apple say they are constantly flagging and removing with hundreds of fake apps appearing every week, its a constant game of whackamole. Tom costello, nbc news, bethesda, maryland. We are back in a moment with one of the biggest signs yet that the Holiday Season is he was once a rising star in the republican party. Now former illinois congressman aaron schock has been ined stealing taxpayer money. He came under scrutiny after reports revealed he spent tens of thousands to decorate his office in a style inspired by Downton Abbey and questions were raised about his travel expenses. He resigned in march of last year. Who has the better memory, men or women . According to a new study, middleaged women outperform but that edge begins to fade as women enter menopause, suggesting a link between lower estrogen levels and memory loss. Researchers hope this leads to a clearer picture of who is at a higher risk of alzheimers. Its only the 10th of november, but its beginning to look a lot like christmas or it is around here, anyway. The Rockefeller CenterChristmas Tree is on its way. A 94foot tall, 14ton norway spruce from a familys yard in new york. It arrives here on saturday, and its three weeks until its time to flip the light switch. When we come back, if these two can come together to make peace, will the finally tonight, we thought we would end the broadcast the extraordinary scene that unfolded today in the oval office. Two political foes putting aside their many differences, at least publicly, with the entire nation watching. Heres harry smith with the message that sent to a divided america. Reporter there are moments in our history when we just have to sit back and let it sink in. We now are going to want to do everything we can to help you succeed because if you succeeds, then the country succeeds. Adversaries, near mortal enemies, talking about what matters most the future of america. The meeting lasted for almost an hour and a half. And it could have, as far as im concerned, it could have gone on for a lot longer. We really we discussed a lot of different situations, some wonderful and some difficulties. Reporter we can only wonder what crossed their minds as the conversation deepened from the perfunctory to the truly import matters of state. What did each get wrong about the other . The campaign is over. The war of words is done. How we succeed together eclipses all that came before. Mr. President , it was a great honor being with you, and i look forward to being with you many, many more times in the future. Thank you. Reporter deep inside, its what we all pray for. It is, after all, the american way. Harry smith, nbc news, new york. And that will do it for us on this for all of us at nbc news, thank you for watching, and good night. Breaking news a child seriously hurt after witnesses with say the victim was hit and dragged by a school bus. A live update from the scene. Questions remain about those five ballot questions you voted on. Well tell you what you need to only on 3, Surveillance Video showing an Armed Robbery suspect terrorizing local businesses. The unexpected hero who took him down. And they are under executive protection for now. But as president elect donald trump vows to rea People Protection for immigrants brought here as southern. What do Southern Nevada dreamers in the south valley. Lets get right out there to faith jessie. What have you learned about this child . Reporter well, witnesses are telling me that around 2 40 p. M. , the school bus behind me was bringing kids back home from school from aldine elementary when it hit a young girl riding a bike. Now, metro and ccsd police were on the scene shortly after. One witness who lives in the neighborhood says the victims bike was t causing her to be dragged. That witnesss son saw everything happen from inside of the bus. I was on the bus. I got jumped off and then i was driving hope and i saw a girl got banged by the bus and she was under the bus. It makes me nervous that the driver wasnt pay attention. It makes me nervous that the childs parents werent paying attention and it makes me nervous the kids are on the bus