US Sarah Hammer competes for the gold during Women's 500m Time Trial event of the Omnium final of the UCI Track Cycling World Championships in Minsk on February 24, 2013.
{"Image ImageDescription": "US Sarah Hammer competes for the gold during Women's 500m Time Trial event of the Omnium final of the UCI Track Cycling World Championships in Minsk on February 24, 2013.  AFP PHOTO / ALEXANDER NEMENOV        (Photo credit should read ALEXANDER NEMENOV/AFP via Getty Images)", "Image Copyright": "2013 AFP"}