Paige Turco returns to this episode of Person of Interest. Check out the official CBS preview for "Root Cause" now.
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What goes down when The Machine churns out four social security numbers? That's the question at the center of this Person of Interest episode.
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Reese and Finch protect a school teacher on this week's episode of Person of Interest. Watch the official trailer now.
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Reese comes up against an especially resourceful POI this week. Watch the official CBS trailer for "The Fix."
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Can two heroes save a judge's son? That's the question posed on this Person of Interest episode.
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Carter gets another step closer this week, while Reese tracks a young doctor. Watch the latest promo for Person of Interest.
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Anyone can be a Person of Interest. So teases this trailer for the episode "Mission Creep."
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Might The Machine not be working? That question arises on the Person of Interest episode "Ghosts."
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Person of Interest Quotes

Taylor: That guy you sent is kind of a bad ass.
Carter: Yeah, he knows it too.

There are no good cops here.

Reese