The chief of the FBI's counterterrorism unit, John O'Neill, invites rookie Muslim-American agent Ali Soufan onto his squad. Fighting to get information from the CIA, they soon realize their work is just beginning as two American embassies are bombed. Written by Brandon Smith

Following the simultaneous embassy bombings in Kenya and Tanzania, the FBI begins its investigation on the ground while the CIA starts working on a retaliation plan.

The FBI finds one of the surviving terrorists and discovers a game changing lead in Nairobi, while the CIA's retaliation plan in approved.

Continuing to keep information from the FBI, Schmidt is fired from Alec Station. Diane makes an important discovery about the owner of the phone number Owhali gave Chesney. O'Neill searches for solace in his faith as his personal and professional lives crumble before him.

The CIA and FBI are on high alert as threats surrounding the new millennium abound. O'Neill and Soufan raid an AQ cell in Brooklyn. The CIA continues to hide vital information from the FBI while they track suspicious individuals entering the U.S.

Vince continues asking for permission to share Mihdhar's visa with the FBI. O'Neill loses his briefcase and an investigation into his handling of classified materials begins. A boy, radicalized after the CIA's retaliation attack killed his friend, travels to Yemen to start his own martyrdom journey.

O'Neill and Soufan travel to Yemen to begin the investigation into the bombing of the U.S.S. Cole. The FBI becomes aware of a meeting in Malaysia and of Khallad, without knowing the CIA has been aware of both of those things for months.

Tracing the rising threat of Osama bin Laden and Al-Qaeda, it takes a controversial look at how the rivalry between the CIA and FBI inadvertently might have set the stage for the tragedy of 9/11 and the war in Iraq.

A look at how the rivalry between the CIA and FBI inadvertently set the stage for the tragedy of 9/11 and the war in Afghanistan.

A look at how the rivalry between the CIA and FBI inadvertently set the stage for the tragedy of 9/11 and the war in Afghanistan.