Watch Blue Bloods Season 4 Episode 1 – 20 December, 2013

Blue Bloods

Season 4 Episode 1 (S04E01)

Episode name: Ties That Bind

Airs at: December 20, 2013, 10:00 pm ET

Network: CBS

IMDb: Blue Bloods

Danny's loyalty is tested when he is assigned to the case of a childhood friend, Mickey, who is under investigation for having ties to an infamous mob family. Meanwhile, Frank gets word that crime is on the rise due to a recent judicial ruling about the legality of the “stop and frisk” policy