Watch Blue Bloods – Season 5 Episode 21: New Rules
Cast: Tom Selleck , Donnie Wahlberg , Bridget Moynahan , Will Estes , Len Cariou , Gregory Jbara , Abigail Hawk
Directors: Robin Green , Mitchell Burgess
Watch Blue Bloods – S5E21
Episode Overview
When NYPD Deputy Chief Donald Kent and his wife are gunned down in an apparent gang hit, Frank orders the entire department to scour the city for his friend's killer.
