Watch Blue Bloods – Season 4 Episode 17: Knockout Game
Cast: Tom Selleck , Donnie Wahlberg , Bridget Moynahan , Will Estes , Len Cariou , Gregory Jbara , Abigail Hawk
Directors: Robin Green , Mitchell Burgess
Watch Blue Bloods – S4E17
Episode Overview
Danny and Baez search for teenagers who have been randomly punching unsuspecting people in the head, including a pregnant woman. Frank worries that promoting an officer will be viewed as favoritism.
