Olympics Day 11 – Athletics

Dawn Harper (center) leads the pack in her semifinal heat of the 100 hurdles. (Cameron Spencer/Getty Images)

Dawn Harper (center) leads the pack in her semifinal heat of the 100 hurdles. (Cameron Spencer/Getty Images)

LONDON, ENGLAND – AUGUST 07: Dawn Harper of the United States leads the pack in the Women’s 100m Hurdles Semifinals on Day 11 of the London 2012 Olympic Games at Olympic Stadium on August 7, 2012 in London, England. (Photo by Cameron Spencer/Getty Images)