CANINE MASSAGE - U.S. Navy Petty Officer 3rd Class Michael Probus, left, assists U.S. Army Capt. Stephanie Hall, a veterinarian, check the muscles of his working dog, Astor, for tightness after a training exercise, Guantanamo Bay, Cuba, July 17, 2008. U.S Army photo by Sgt. Gretel Sharpee