In 2007, U.S. Army Sergeant Edward Watson and his regiment, who were serving in the Iraq war, found a nearly starved puppy covered with fleas. The men took the dog, which they named Charlie, back to their base. Sgt. Watson knew it was against military rules for them to keep animals as pets, but he saw how much the tiny pup lifted his men's spirits. He hoped Charlie could be kept a secret. However, the group was scheduled to leave Iraq. Fearing Charlie...