Andy Pettitte leaves the federal court in Washington, D.C., Tuesday. Pettitte took the stand in the retrial of Roger Clemens on charges that Clemens lied when he told Congress in 2008 that he had never used steroids or human growth hormone. Manuel Balce Ceneta/AP hide caption

itoggle caption Manuel Balce Ceneta/AP

Shameka Marshall won the silver medal in the long jump at the Pan American Games in Mexico last October. At 28, Marshall may be making her final push to be on the U.S. Olympic team. Julie Jacobson/AP hide caption

itoggle caption Julie Jacobson/AP