If you liked the TV series Homeland — you’d likely enjoy this novel.

A CIA asset may or may not have been turned by al-Qaeda.

The Faithful Spy (2006) is a novel by The New York Times reporter Alex Berenson. …

… tells the story of a CIA agent who has infiltrated Al Qaeda and, years after 9-11, struggles to stop a terrorist attack in the United States. …

Al Qaeda detonates two truck bombs in LA, killing hundreds of people. John Wells is returned to the USA on a mission from Al Qaeda where he reconnects with the CIA. However, due to the length of his absence he is accused of being “un-faithful” because he did not warn the US about Al Qaeda attacks. …