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eSEATTLE, WA - MAY 27: Sergeant Leroy Petry of the United States Army, a Medal of Honor recipient who lost a hand during combat, holds the baseball as he prepares to deliver it to the mound prior to the game between the Seattle Mariners and the San Diego Padres at Safeco Field on May 27, 2013 in Seattle, Washington. (Photo by Otto Greule Jr/Getty Images)

Sergeant Leroy Petry of the United States Army, a Medal of Honor recipient who lost a hand during combat, holds the baseball as he prepares to deliver it to the mound prior to the game between the Seattle Mariners and the San Diego Padres at Safeco Field on May 27, 2013 in Seattle, Washington.