The ballistic missile submarine USS Rhode Island returns to port after a patrol. The president of the United States has the unilateral authority to order it to launch its nuclear weapons.
MC1 James Kimber/U.S. Navy
Philippine President Rodrigo Duterte meets Defense Secretary Jim Mattis Oct. 24 at the 11th Association of Southeast Asian Nations (ASEAN) Defense Ministers' Meeting at the former Clark Air Base outside Manila.
Dondi Tawatao/AFP/Getty Images