April 21, 2013
Elise Amendola / AP

Massachusetts Gov. Deval Patrick speaks as Boston Police Commissioner Ed Davis, middle, and FBI Special Agent in Charge Richard DesLauriers, far right, listen at a news conference in Boston Monday, April 15, 2013 regarding two bombs which exploded in the street near the finish line of the Boston Marathon on Monday, killing three people and injuring more than 130.