Three are dead and 176 are injured. Runners, local residents, and visitors pay their respects.
This is the intersection of Boylston and Arlington streets in Boston. Two bombs detonated less than four blocks from here during the Boston Marathon on Monday.
Via: Jessica Testa/Buzzfeed
On Tuesday morning, a memorial began to form at the intersection's police barricade.
Via: SHANNON STAPLETON / Reuters
Via: SHANNON STAPLETON / Reuters
Via: SHANNON STAPLETON / Reuters