BOSTON, MA - APRIL 21: Marathon bombing survivor Adrianne Haslet-Davis crosses the finish line of the 118th Boston Marathon on April 21, 2014 in Boston, Massachusetts. (Photo by Jim Rogash/Getty Images)
BOSTON, MA - APRIL 21: Marathon bombing survivor Adrianne Haslet-Davis crosses the finish line of the 118th Boston Marathon on April 21, 2014 in Boston, Massachusetts. (Photo by Jim Rogash/Getty Images)