Blue Bloods: Season 9, Episode 8

9 - 8: Stirring the Pot

Erin and Frank clash over new legislation from the district attorney's office that undermines Frank's policies. Also, Erin is at odds with Governor Mendez over questionable sex-trafficking laws; Danny risks his badge to protect a friend from losing his; and an accident on the job forces Jamie to question whether he's ready to be a sergeant.