Season 4, Episode 9: The Devil You Know

Drama • TV-14 • Directed by: Person of Interest • 44 minutes

Reese and Finch are caught in a power struggle for control of the city’s gangs when Elias (recurring guest star Enrico Colantoni) is targeted by Dominic (recurring guest star Winston Duke), the ambitious leader of the Brotherhood. Meanwhile, Root and Shaw disagree over how to handle a new threat from Samaritan