The Operator: Firing the Shots that Killed Osama bin Laden and My Years as a SEAL Team Warrior Robert O'Neill4.5
Drone Warrior: An Elite Soldier's Inside Account of the Hunt for America's Most Dangerous Enemies Brett Velicovich4.2
Empires of the Silk Road: A History of Central Eurasia from the Bronze Age to the Present Christopher I. Beckwith4.3