FILE - In this April 15, 2013 file photo, medical workers aid injured people at the finish line of the 2013 Boston Marathon following a bomb explosion in Boston, Monday, April 15, 2013. In addition to... more 
FILE - In this April 15, 2013 file photo, medical workers aid injured people at the finish line of the 2013 Boston Marathon following a bomb explosion in Boston, Monday, April 15, 2013. In addition to Tamerlan Tsarnaev, who died after a gunfight with police, and his brother, Dzhokhar Tsarnaev, who was captured and lies in a hospital prison, three more suspects in the bombings were taken into custody, Boston police said Wednesday, May 1, 2013. (AP Photo/Charles Krupa, File) less 
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Associated Press | Photo By Charles Krupa, File
Wed, May 1, 2013 12:20 PM EDT