Memorials And Sunday Services Held In Honor Of Boston Marathon Bombing Victims

BOSTON, MA - APRIL 21: Law enforcement investigators walk the route of the Boston Marathon on Boylston Street looking for evidence after last Monday's bombings and two days after the second suspect was captured on April 21, 2013 in Boston, Massachusetts. A manhunt for Dzhokhar A. Tsarnaev, 19, a suspect in the Boston Marathon bombing ended after he was apprehended on a boat parked on a residential property in Watertown, Massachusetts. His brother Tamerlan Tsarnaev, 26, the other suspect, was shot and killed after a car chase and shootout with police. The bombing, on April 15 at the finish line of the marathon, killed three people and wounded at least 170. (Photo by Kevork Djansezian/Getty Images)