"Scout, once a stray puppy with a troubled past, has grown into one of the best search-and-rescue dogs in Mississippi. And now he's ready for bigger and better things: Scout is joining the National Guard. But Scout's new life as a K9 recruit is far from easy as he adjusts to his challenging training and a brand-new family. Twelve-year-old Matt is determined to help Scout feel at home in Nevada, but when a terrifying flash flood hits town, the pair...