U.S. prisoners are being assigned dangerous jobs. But what happens if they are hurt or killed?

Blas Sanchez was nearing the end of a 20-year stretch in an Arizona prison when he was leased out to work at Hickman's Family Farms, which sells eggs that have ended up in the supply chains of huge companies like McDonald's, Target and Albertsons. While assigned to a machine that churns chicken droppings into compost, his right leg got pulled into a chute with a large spiraling augur.