Olympics Day 15 – Athletics

Sanya Richards-Ross celebrates as she crosses the finish line well ahead of the field in the women's 4x400 relay. (Michael Steele/Getty Images)

Sanya Richards-Ross celebrates as she crosses the finish line well ahead of the field in the women’s 4×400 relay. (Michael Steele/Getty Images)

LONDON, ENGLAND – AUGUST 11: Sanya Richards-Ross of the United States celebrates as she crosses the finish line to win gold in the Women’s 4 x 400m Relay Final on Day 15 of the London 2012 Olympic Games at Olympic Stadium on August 11, 2012 in London, England. (Photo by Michael Steele/Getty Images)