Zach Skow drank himself into liver failure by 28. He needed a transplant to survive, and you had to prove six months of sobriety just to qualify. While he waited it out, wondering if he'd make it, three rescue dogs did something no doctor could: they gave him a reason to keep going.

Zach tells the story of standing in his bathroom in the middle of the night, sick and covered in his own mess, staring into a mirror and not recognizing what was looking back. His dogs were sitting by the toilet, waiting, like they still saw something worth waiting for. That night cracked something open in him, and it's the same thing that eventually became Marley's Mutts Dog Rescue and the Pawsitive Change program, now running inside six California state prisons, including a maximum-security yard where guys who've been locked up for decades are learning to fost ...