Mr. Reese goes to Washington on Person of Interest Season 3 Episode 20.

There, he and Finch must protect a congressman while trying to figure out why Decima is after him. Think they just want to be friends? Probably not.

Plus, a twist with the Machine’s orders changes everything for the POI team, especially Finch.

What shakes the team to their core? How close is Decima to unleashing Samaritan? Find it all out when you watch Person of Interest online now:

Watch Person of Interest Season 3 Episode 20 Online

Sean McKenna was a TV Fanatic Staff Writer. He retired in May of 2017. Follow him on Twitter.