Leverage

Season 4, Episode 10

Episode Title: The Queen's Gambit Job

Air Date: 2011-08-28

Overview:

Jim Sterling asks Nate for help taking down a researcher who has designed a nuclear weight that will allow a terrorist nation to manufacture enriched uranium. However, it soon becomes clear that the Interpol agent has an ulterior motive, one which isolates Nate, gets Sophie arrested, and takes Eliot out of commission.