Return Champion News Today

Until today. how perfect is that? the american female, one of the top female runers was leading the race for a while, and then, of course, the kenyan, return champion, came back and won this race very convince leg. she set a new course record. all in all up until now its been a fabulous day. >> all right. nbcs ron mott, thank you very much for that. joining us on the phone, boston globe crime reporter maria cramer. maria, last year the first bomb exploded at 2:49 p.m. youre at the finish line. w...