Ian Crocker competes in the men's 50m butterfly semi-finals at the World Aquatic Championships in Montreal. Ian Crocker of the U.S. competes in the men's 50m butterfly semi-finals at the World Aquatic Championships in Montreal, July 24, 2005. Crocker finished second to South Africa's Roland Schoeman, who won the event while setting a new world record with a time of 23.01 seconds. REUTERS/Shaun Best