Books in this genre are set in or about Benghazi.

13 Hours: The Inside Account of What Really Happened In Benghazi
Under Fire: The Untold Story of the Attack in Benghazi
Second Term: A Novel
The Camelthorn papers
The Plot Against the President: The True Story of How Congressman Devin Nunes Uncovered the Biggest Political Scandal in U.S. History
Surprise Attack: From Pearl Harbor to 9/11 to Benghazi
The Great War of Our Time: The CIA's Fight Against Terrorism--From al Qa'ida to ISIS
Stonewalled: My Fight for Truth Against the Forces of Obstruction, Intimidation, and Harassment in Obama's Washington
West with the Night