How did Ali A. Mohamed, a radical ex-Egyptian Army sergeant, survive inside the United States for more than 14 years as a mole for Egyptian Islamic Jihad and al Qaeda? This master spy convinced the CIA to hire him and worked for the FBI as an informant, but he was "triple crossing" U.S. officials. This special connects the dots using insight from FBI, military and justice department officials who help reveal how one man exploited gaps in the U.S. intelligence community.