Cyclists compete in the men's BMX semi-final run during the London 2012 Olympic Games at the BMX Track...
Switzerland's Roger Rinderknecht, David Herman of the U.S., Colombia's Carlos Mario Oquendo Zabala and Latvia's Maris Strombergs (L-R) compete in the men's BMX semi-final run during the London 2012 Olympic Games at the BMX Track in the Olympic Park August 10, 2012. REUTERS/Paul Hanna (BRITAIN - Tags: SPORT CYCLING SPORT OLYMPICS)