Phase Three (S02E01)

Lydia teams up with Detective Rene Cordero to look into the vanishing of an elderly man. At the same time, Nate and Sammy delve into a freeway shooting, unintentionally jeopardizing a crucial undercover mission. Meanwhile, Chickie gets caught in the chaos of a mini-riot when her new partner, in a moment of panic, fires at a 13-year-old boy.