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OMAHA, NE - JUNE 28: Michael Phelps of the United States competes in a preliminary heat of the Men's 200 Meter Butterfly during Day 3 of the 2016 U.S. Olympic Team Swimming Trials at CenturyLink Center on June 28, 2016 in Omaha, Nebraska. (Photo by Stacy Revere/Getty Images)

OMAHA, NE - JUNE 28: Michael Phelps of the United States competes in a preliminary heat of the Men's 200 Meter Butterfly during Day 3 of the 2016 U.S. Olympic Team Swimming Trials at CenturyLink Center on June 28, 2016 in Omaha, Nebraska. (Photo by Stacy Revere/Getty Images)
Getty Images

Getty Images Sport Stacy Revere