feds failing to talk to each other was supposed to be a lesson learned from 9/11. we re trying to make sure that all of that information that was available was shared, if it wasn t, then there may be somebody who dropped the ball. and that s the take away. much of the concern right now in washington is about the shadow of 9/11, and if the national security system has to relearn those lessons. john? all right, joe johns in washington for us on the investigation. thanks so much, joe. i should say the uncle for the tsarnaev brothers has his own theory about how this all started. he says he believes that tamerlan s self-radicalization didn t start during his time in dagestan but he says it began here in the u.s. right across the river in cambridge, massachusetts. he says that a friend from 2009, in his words, brainwashed tamerlan. listen. there s a person from some
washington, is about 9/11 and if the national security system has to relearn those lessons, wolf. and the lessons are going to be studies and studied and studied to make sure they aren t repeated. joe johns in washington. the suspect s uncle says that tamerlan tsavraev was brainwashed by a friend at cambridge, what does that mean for the investigation? more of our special coverage, that s next.
tsarnaev s older brother, tamer ly tamerlan. nick paton walsh is in dagestan, and we have joe johns in washington, but we began with pamela brown with the latest on the investigation. after a week of terror, chaos and heartache, the city of boston is still recovering. there are signs that life is starting to return back to normal here. there is a sense of relief after the arrest of the suspect, 19-year-old dzhokhar tsarnaev. now the focus is on what charges he will face and when. reporter: one week after two deadly bombings exploded in downtown boston killing three
come in worldwide. you don t have the resources to follow every person from then on for the rest of their life because they might be a bad guy. but what s still not clear is why tsarnaev was target his adopted city. one possibility, the new york times reporting, his citizenship was delayed, perhaps because of the fbi investigation. john? all right. joe johns in washington. of course the investigation in washington, here in boston, right behind me where i m standing right now is still the crime scene, still closed off. and the investigation stretches all the way to russia s northern caucasus. the suspect s aunt in russia expressing complete shock this morning. a rebel group in the republic of dagestan denying any connection. but the tsarnaev brothers do have ties to the region. tamerlan visited a year ago. their father still lives there. and a youtube video uncovered exclusively by cnn may hold some clues as to a motive.
joe johns in washington as anderson cooper tries to re-establish his signal. we can see a line of police officers there. and this is a very disturbing situation in massachusetts right now. we have seen many hours of lockdown in watertown, massachusetts, as that whole situation actually expanded out to the city of boston as authorities look for the one remaining bomber. just wanted to take you back through some of the developments that brought us to this place. the death of a police officer at massachusetts institute of technology reported at 12:45 a.m. today. after that, cnn s drew griffin reported that explosives may have been involved in the situation. and then we were off to the races. police advising watertown residents to stay inside.