Blue Bloods Season 4, Episode 17 : Knockout Game

Danny and Baez investigate when an expectant mother is a victim of a "knockout game," in which teenagers punch unsuspecting civilians in the head. Meanwhile, Frank wrestles with promoting an officer when he thinks it can be viewed as favoritism Guest Stars: Abigail Hawk, Andrew Terraciano, Gregory Jbara, Robert Clohessy, Tony Terraciano, Victor Slezak, John Ventimiglia, Josh Segarra, Rose Hemingway, Sharrieff Pugh, Julito McCullum, John Behlmann, Kevin Hogan, Shannon Michael Wamser, Richard Brevard, Karina Ortiz, Raissa Dorff,

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