Golden Retriever/Lab Mix Kelly on the Mound!

Dogs at Work and Play

Kelly, left, a Labrador Golden Retriever mix, gives the ball to Florida Marlins’ mascot Billy the Marlin during a ceremonial first pitch before a game against the San Diego Padres, Friday, May 4, 2007 at Dolphin Stadium in Miami.

Kelly is a therapy dog with therapy Dogs of South Florida. (AP Photo/Wilfredo Lee)

Service dogs for deaf, disabled Americans

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Service dogs for deaf, disabled Americans

Inmate Michael Georgio, who is serving a 15-year sentence for a DUI death resulting conviction, trains Buddy to be a service dog as part of NEADS’ Prison Pup program at the John J Moran medium security prison in Cranston, Rhode Island April 24, 2007 In NEADS/Dogs for Deaf and Disabled Americans’ Prison Pup program, prison inmates train dogs to be placed with deaf and disabled Americans, including disabled combat veterans. (Xinhua/Reuters Photo