London Olympics BMX Cycling
August 10
Colombia's Mariana Pajon, center, is pursued by New Zealand's Sarah Walker, left, and France's Laetitia le Corguille during a BMX cycling women's event, at the 2012 Summer Olympics in London, Friday, Aug. 10, 2012. Pajon, a former world champion, has won the women's BMX competition at the London Olympics, giving Colombia its first gold of the games. (AP Photo/Matt Rourke)