Rita Jeptoo of Kenya reacts after finishing in first place in the women's division with an official time of 2:28:57 during the 2014 B.A.A. Boston Marathon on April 21, 2014 in Boston, Massachusetts. Today marks the 118th Boston Marathon; security presence has been increased this year, due to two bombs that were detonated at the finish line last year, killing three people and injuring more than 260 others. (Getty)