Man’s best friend: How a dog helped this wounded veteran find hope

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A retired Army major who goes by “Pete” was injured twice while serving in Afghanistan. When he came home, his injuries worsened and his mental health severely declined. He ended up addicted to painkillers and retreating from his life. But through America's VetDogs, an organization that matches veterans with service animals, he was able to overcome his drug addiction and begin a new life.