7 of 9: U.S. Army 1st Sgt. Steve Smerer, left, hugs his son Kyle Smerer, 13, after dressing as an umpire and surprising the boy at second base during a base-stealing promotion between innings as the Seattle Mariners play the Oakland Athletics in a baseball game Friday, April 13, 2012, in Seattle. Smerer, a 17-year service member, had just returned from a tour of duty in Afghanistan. Smerer is based at Joint Base Lewis McChord. (AP Photo/Elaine Thompson)

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