Boston Marathon bombings: Suspects may have received outside training to carry out attack

Boston Marathon bombings: Suspects may have received outside training to carry out attack

Boston Marathon bombings: Suspects may have received outside training to carry out attack

Now watching

Next video starts in : 7 Play

Boston Marathon bombings: Suspects may have received outside training to carry out attack

Boston Marathon bombings: Suspects may have received outside training to carry out attack
Replay video
Up next

Yahoo Diaries: Lacey

Yahoo Diaries: Lacey Up next

Yahoo Diaries: Lacey