The uplifting and unforgettable true story of a US Marine, the stray dog he met on an Afghan battlefield, and how they saved each other and now travel America together, "spreading the message of stubborn positivity."

In 2010, Sergeant Craig Grossi was doing intelligence work for Marine RECON--the most elite fighters in the Corps--in a remote part of Afghanistan. While on patrol, he spotted a young dog "with a big goofy head and little legs" who didn't seem vicious or run in a pack like most strays they'd encountered. After eating a piece of beef jerky Craig offered--against military...