Boston Marathon Bomber Dead: Two Brothers, Tamerlan Tzarnaev, 26, And Dzhokhar Tzarnaev, 19 Identified In Boston Marathon Bombings. Tamerlan Tzarnaev Killed In Manhunt

The two suspects, Tamerlan Tzarnaev, 26 and Dzhokhar Tzarnaev, 19, in the Boston Marathon bombings that were identified by surveillance at the event were involved in a late-night firefight with police officers that has led to a complete shutdown of the Boston area and surrounding towns. Three people were killed in the Boston Marathon attacks, and 170 more were injured.