1 / 23

116th Boston Marathon

HOPKINTON, MA - APRIL 16: Runners take water from volunteers during the start of the 116th running of the Boston Marathon April 16, 2012 in Hopkinton, Massachusetts. (Photo by Darren McCollester/Getty Images)

Boston Marathon 2012

16 April 2012

Kenya's Wesley Korir and Sharon Cherop won titles at the 116th Boston Marathon on Apr. 16 in heat that slowed the pace of world-class racers trying to impress Olympic selectors.