118th Boston Marathon

BOSTON - APRIL 21: Celeste Corcoran, center, who lost both legs in last years bombing attack, and her daughter Sydney Corcoran, right, who suffered serious leg injuries, joined Corcorans sister, runner Carmen Acabbo, to cross the finish line together at about 4 p.m. during the 118th Boston Marathon on Monday, April 21, 2014. The Corcorans were waiting for Carmen to finish the race last year when the attack happened. (Photo by John Tlumacki/The Boston Globe via Getty Images)