Masayoshi Ichihara, of Canton, Mo., who is dressed as a monkey, celebrates as he turns the corner at the intersection of Hereford Street and Boylston Street in Boston, Mass. during the 115th Annual Boston Marathon on Monday, April 18 in which 24,338 registered participants ran.  Ichihara finished with a time of 3:23:22 and ran to support relief efforts for the 9.0 magnitude earthquake in Japan on March 11. (Junhee Chung/Boston University News Service)

Masayoshi Ichihara, of Canton, Mo., who is dressed as a monkey, celebrates as he turns the corner at the intersection of Hereford Street and Boylston Street in Boston, Mass. during the 115th Annual Boston Marathon on Monday, April 18 in which 24,338 registered participants ran.  Ichihara finished with a time of 3:23:22 and ran to support relief efforts for the 9.0 magnitude earthquake in Japan on March 11. (Junhee Chung/Boston University News Service)