questions that counterterrorism officials have been asking themselves and looking into all day. were these just two brothers who decided to motivate themselves, who according to their internet trail were looking at jihadi websites about pakistan and about chechnya and decided to do something for the cause and put some bombs, or were they actually in contact with groups outside the country? he s alive, so we can know that. we can find out if there s other organizations out there that are affiliated with them. were they planning other attacks, or did they settle their bombs out? that s very, very important. the second thing is the applause. and it s not just a feel-good moment. this has national security implications. all day in terrorist chat rooms where, by the way, they were celebrating this like you have no idea, these al qaeda forums, they were saying this is a great idea. they were inviting other sort of lone wolves or wannabes to do the same kind of thing. and all day they were sa
questions that counterterrorism officials have been asking themselves and looking into all day. were these just two brothers who decided to motivate themselves who according to their internet trail were looking at jihady websites about pakistan and chechnya and decided to do something for the cause and put bombs or were they actually in contact with groups outside of the country. he s alive. we can know that. we can find out if there s other organizations out there affiliated with them. were they planning other attacks or did they set other bombs out. that s very, very important. the second thing is the applause. it s not just a feel-good movie. this has national security implications. all day in terrorist chat rooms where they were celebrating this like you have no idea. saying this was a great idea. inviting other lone wolves or want to bes to do the same
manhunt spread via media and more importantly social media. reporter: yeah, that s right. the minute they put those pictures and video out last night it just took off, brian. people started calling. people giving tips. they flooded local authorities. and that is probably part certainly part of what led to the downfall of the second suspect here tonight. kate snow starting off our coverage tonight. kate, thanks. and our chief foreign affairs correspondent, chief foreign correspondent richard engel with us here in the studio tonight. there s a lot of ground to cover. but you find meaning in the most interesting things that we have witnessed tonight. and that is from the applause that came at the end of the night to the people who saved the day, to the fact that this suspect is alive. why those two things? i thought those were the two things that struck me about what we saw today. first, that he s alive. because now he can be debriefed and we can answer all of these questions that
in the u.s. with his family in 2002. what we didn t know from law enforcement officials when tamerlan tsarnaev may have arrived. whether it was 2002 or some other time. this is how the wall street journal is reporting it. quote, meanwhile u.s. law enforcement officials say the two brothers came to the u.s. at different times. one with his parents in 2002. this be dzhokar, and the other on his own in 2004. the counterterrorism officials have been scouring records for intersections of the two men officials said. i talked to a source about your question, what they re doing. they re looking into travel records, anything these two men may have done from that point forward. the phrase that we had from multiple law enforcement officials, overseas training or some level of training for them to operate as they have over the past days since monday when the bombing happened. one saying, quote, hard to
the suspicion, however, is that they may be linked to that group that evan was just talking about. i know counterterrorism officials are looking at this. they are operating with the assumption that maybe they are linked to this group or some faction of this group. they are operating under the assumption that the older suspect that you mentioned may have been the leader of this small cell, if it was, in fact, a terrorist cell that was deployed or home grown cell. but they are looking back at this organization. islamic jihad unit. whether these groups are tied to that or not, we don t know. this is an al qaeda faction. it is a group that encompasses all of the nonarabic speakers. we do not know. i can confirm that u.s.