Olympic hopefuls compete in second heat of men's 100 meter butterfly during Missouri Grand Prix

February 10, 2012 | 11:18 p.m. CST
From front to back, Ian Hulme of Club Wolverine-Michigan, Igor Marchenko of the Nellie Gail Gators, and Hannes Heyl of Louisiana State University compete in the second heat of the men's 100 meter butterfly at the MU Aquatic Center during the first day of the Missouri Grand Prix on Friday.

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