Profile image of suspect No. 2 with backwards white cap and dark hair. He was the only one seen setting down his backpack, believed to contain one of the bombs that exploded near the Boston Marathon finish line. Mass. State Police said to note the pronounced jaw, nose, and dark hair.Call 1-800-CALL-FBI with information.
by Boston.com edited by Teresa Hanafin, Boston.com4/18/2013 10:53:49 PM