Graduation March Defense Secretary Jim Mattis, not shown, attends a Marine Corps basic training graduation during a visit to Marine Corps Recruit Depot, San Diego, Nov. 17, 2017. DoD photo by Army Sgt. Amber I. Smith SHARE IMAGE: Download Image: Full Size (1.33 MB) Tags: Travels , JIm Mattis, SecDef, MARINE CORPS, MARINES Photo By: Amber I. Smith VIRIN: 171117-D-SV709-0573M.JPG Photo Gallery