The Rookie Season 4 Episode 22 – Day in the Hole – Officer John Nolan is forced to spend a week in solitary confinement in a quiet border town with a young local officer who is in need of some training. Meanwhile, Sergeant Bradford and Officer Chen discover that looks are deceiving and go undercover together in a possible drug trafficking case. – Stream The Rookie Season 4 Episode 22 Online for Free – Watch The Rookie Season 4 Full Episode 22 Free – OnionPlay Official