The Old Man and the Sledge - S1.E13

Hammer gets to meet his idol, a retired police detective with a reputation for old school toughness, and gets him a job as a security guard at a local jewelry store. When the store is robbed, the old man is wounded and ends up at a retirement home. Hammer feels responsible for what happened and vows to get revenge on the thieves… not realizing he’s also giving the old man one last shot at glory.