Mattis Departure Defense Secretary Jim Mattis leaves Andrews Air Force Base, Md., for a four-day trip to the Asia-Pacific, Feb. 1, 2017. Mattis will meet with his counterparts in South Korea and Japan during his first overseas trip as defense secretary. DoD photo by Army Sgt. Amber I. Smith SHARE: Download: Full Size (1.08 MB) Credit: Amber I. Smith VIRIN: 170201-D-SV709-0032.JPG Photo Gallery