Frontline — Episode 2: Chasing the Sleeper Cell

You are watching the episode Chasing the Sleeper Cell FRONTLINE and The New York Times join forces to go deep inside the war on terror at home in "Chasing the Sleeper Cell." With remarkable access to top government officials and counterterrorism investigators -- and featuring an exclusive interview with a member of the alleged terrorist cell -- the report takes viewers inside a secret national security investigation to witness how America's intelligence agencies pursued an alleged Al Qaeda cell operating in the United States.