U.S. sprinter Allyson Felix

Associated Press
From right, USA's Allyson Felix, Marshevet Myers, Carmelita Jeter and Bianca Knight celebrate winning the Women's 4x100m Relay final at the World Athletics Championships in Daegu, South Korea, Sunday, Sept. 4, 2011. (AP Photo/Lee Jin-man)

View gallery

34 photos

Track and field star Allyson Felix is currently vying for the final U.S. spot on the women's 100-meter Olympic team, after reaching a dead heat with Jeneba Tarmoh.

View Comments (0)