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U.S. Olympic Swimming Trials: Preliminary session
Full event replay: The preliminary heats of the men's 400m individual medley (0:00/ B flight: 2:36:00), women's 100m butterfly (31:45), men's 400m freestyle (1:03:30/ B flight: 3:04:15), women's 400m IM (1:30:30/ B flight: 3:35:15) and the men's 100m breaststroke (2:03:15) at U.S. Olympic Swimming Trials.