nbc's alice barr has this report >> are you ready >> yeah. >> reporter: with thousands of channels to from, youtube has increasingly become the go-to entertainment source for children including the garner family's 8-year-old twins. >> information at disposal kids are getting sucked into it. >> reporter: one study found 80% of kids age 6 to 12 use youtube daily. federal law protects children 12 and under from having their personal information collected online without their parents' consent. but the federal trade commission found that youtube and parent company google violated that law by tracking children's data across the internet and using it to make millions of dollars through targeted ads now the ftc is sending a message. >> this is an historics staggere >> reporter: google and youtube will pay a $170 million fine they have to make youtube channel owners clearly identify cofor kids and they're barred from using any data already collected from children. but that's one area where critics think the ftc didn't go far enough >> we think the much better solution would have been to requir

. >> alice barr is in washington with the fall out. >> reporter: john bolton's exit leaves a criticalign policy team. president trump's national security adviser john bolton is out, the president tweeting that he disagreed strongly with my of bolton's suggestions and asked him to go. but there's even disagreement over how bolton exited. he's asserted that he offered his resignation last night. as of this morning bolton was scheduled to appear in this briefing with the secretaries of state and treasury. >> absolutely not. that's the most ridiculous question i've ever heard of. >> reporter: president trump campaigned on pulling american troops out of wars while bolton pushed him to take a harder line on conflicts. the president acknowledged their differences in the past. >> john bolton is a hawk. held take on the whole world at the same te but i want both sides. >> reporter: their recent rift may have been the tipping point. john bolton strongly dus agreed with meeting with taliban at camp david. >> i think there's a lot we need to know about what caused this abrupt firing and what this

here's nbc's alice barr. >> reporter: it was a signature campaign promise for candidate donald trump.o's going to pay for t wall. >> mexico. >> exactly right. they will. >> reporter: not exactly right it turns out. the u.s. not mexico is footing the bill. now the pentagon is diverting $3. $3.6 billion, putting 127 military construction projects on hold to pay for part of the border wall with mexico. critics, including utah's republican senators and many democrats say the move undermines military readiness. >> you're pulling money from those critical projects to put it towards a wall that is being driven by politics, not actual need. >> reporter: the list includes projects in 23 states, both republican and democratic controlled. plus three u.s. territories, and 20 countries, from a middle school on a kentucky military base, to a cyber ops facility in virginia. puerto rico still recovering from hurricane maria loses $400 million, including money for a power substation. all that funding is moving to the wall because of president trump's emergency order to stop illegal immigration. >> kwh

good signs on how democrats aret nbc's alice barr told us more. >> aye >> miss escobar. >> aye >> reporterhouse judiciary committee gave itself more tools to investigate president trump, edging closer to possible impeachment. >> pose as threat to our democracy. >> reporter: republicans argue it's all a show. >> really what we have is a walk down the yellow brick road my colleagues are desperate to get there. >> reporter: judiciary panel subpoenaed top trump officials about possible obstruction of justice and the inquiry is growing to include alleged hush money payments to women who say they have affairs with the president and accusations of profiting off the presidency but despite mounting pressure from democrats, house speaker nancy pelosi worries impeachment could backfire >> it's a very divisive measure but if we have to go there, we'll have to go there i'm not answering anymore questions on this subject. >> reporter: president trump says they only want to impeach because they don't think they can beat him in 2020 the showdown ramping up just as they need his cooperation on key things l

alice barr, nbc news, washington. >>> as a member of the house intelligence committee, eric swalwellin the city. he's coming back tuesday for an impeachment town hall. he's bringing john dean of watergate fame. the town hall is in james logan high school. >>> iran's president says the u.s. offered to remove all sanctions against iran in return for negotiations. hassan rouhani says he did not act on the offer because of what he called the current poisonous atmosphere. president trump denied making that offer in a tweet. rouhani today returned to iran following the united nations meetings in new york. tensions between washington and tehran have increased since the u.s. pulled out of a nuclear agreement with iran last year. >>> she shot a man in his own apartment. that dallas police officer took the stand during her own trial. amber geiger apologized through ti tears. she shot and killed jean. she thought he was trying to break into her apartment. >> i never wanted to take an innocent person's life. >> she lived in the apartment right above his. geiger is on trial for murder. the jury c

barr also is a figure here. not only is he a figure -- >> named him in the memo and complaint. >> and not only the suggestion that they refer this for criminal investigation, that's like alice in wonderland because the attorney general has already said the president can't be indicted so why do a criminal investigation. so that was -- you know, it's just trying to weave patterns to confuse people. i think it's serious when you have -- and i think maguire exercised bad judgment. i don't know that he's malicious. but he's also an acting. he's also an acting so if he wants to get permanently named director, he's got to salute the president. so that may be a factor here. >> that's one of the problems with the number of acting people in the government, where is their accountability, they work for the executive branch but the accountability is supposed to be to congress. so that's a big question. let's talk about bill barr, cynthia. again going to a justice department about a complaint that has bill barr in the complaint as somebody who was involved, a material witness, really, somebody who if there were an investigation would have to be involved in providing evidence -- >> right. no