english and chechan. definitely makes this connection to chechnya, although he was not born there.ing more and more social media photos from both the brothers. we will bring them to you as we ca can. we will be right back. mine was earned in djibouti, africa, 2004. the battle of bataan, 1942. [ all ] fort benning, georgia, in 1999. [ male announcer ] usaa auto insurance is often handed down from generation to generation because it offers a superior level of protection and because usaa's commitment to serve the military, veterans, and their families is without equal. begin your legacy. get an auto-insurance quote. usaa. we know what it means to serve. >> you're watching special live coverage. i'm scott kohn live in watertown, massachusetts. it is concentrated here as authorities continue to search this suburb of boston, methodically going house to house, trying to find one of the bombers that did so much damage, caused so much carnage at the boston marathon. and then with his brother, his accomplice, the other bomber, led police on a chase, a shootout, m.i.t. campus police officer k

intelligence because he was the person that traveled to russia and there's the possible links with chechan terrorists in russia. >> and this is an interesting angle of this, as well. the first successful islamist attack in the united states, i think americans were expecting to here a more familiar name than chechnya. what does that imply to you? chechen terrorists previously attacked soft attacks in russia. 2004, the scene at the school where almost 400 people died. 2010, the attack on the metro in moscow. so this is the first time we've seen chechen link in the united states. this will be interesting to see how this develops. >> exactly. the real question seems to be, regardless of their influence or their inoperation, did these guys act alone or were they part of a broader network where this is part of a bigger plan? >> this is where tensions are going to focus on the fbi. in 2011, the russian government supposedly contacted the fbi and informed them that this was a person of interest. 2012, he traveled to pakistan for six months. so the tension is going to focus on the obama administrat

when the chechans did not get any support for their position in the west, at a be damaging for supportewhere. disappointed in are not having supported them, they turn to look to the only people prepared to said they were supporting them. i mentioned some numbers about the people -- this is a good indication of how intense -- over the last 22 years, chechens have formed a 40% coming from the russian federation even though they form less than 1% of the russian federation you have real money coming in to build various kinds of things. i would argue there is still a chechen national movement that is committed to a secular and free chechnya. unfortunately, it gets very little attention in chechnya causit has been so unsuccessful. when people are unsuccessful, and when people they hope to be their allies do not turn out to be, it is not surprising that they turn to other people. >> i cannot imagine if a number of western countries where people would be so committed to the national independence and they were so frustrated that they were not getting outside support, they would go to ally thems