As John's back pain worsens, so does his drug problem, and Ben, about to finish his training period, is gravely concerned about him. Meanwhile, when a man wielding an automatic weapon goes on a killing spree inside a factory, Josie gets injured and Lydia must go after him alone. Elsewhere, Sammy decides to take a more active roll in the upcoming birth of his child..
Elenco: Ben McKenzie , Michael Cudlitz , Regina King , Shawn Hatosy , C. Thomas Howell , Arija Bareikis , Shawn Hatosy , Lucy Liu , C. Thomas Howell , Michael McGrady .