U.S. Defense Secretary Jim Mattis, left, arrives at the Joint Security Area (JSA) on the Demilitarized Zone (DMZ) in the border village of Panmunjom in Paju, South Korea, Friday, Oct. 27, 2017. Mattis is accusing North Korea of building a
U.S. Defense Secretary Jim Mattis, left, arrives at the Joint Security Area (JSA) on the Demilitarized Zone (DMZ) in the border village of Panmunjom in Paju, South Korea, Friday, Oct. 27, 2017. Mattis is accusing North Korea of building a nuclear arsenal to “threaten others with catastrophe,” and says the Trump administration remains committed to compelling the North to accept complete nuclear disarmament. Mattis pledged solidarity with the South in remarks Friday while inside the Demilitarized Zone that separates the two Koreas. (Jeon Heon-kyun/Pool Photo via AP)