Santiago Greetings Defense Secretary James N. Mattis is greeted by Chilean military officials after arriving in Santiago, Chile, Aug. 15, 2018. U.S. Embassy photo SHARE IMAGE: Download Image: Full Size (0.39 MB) Tags: James N. Mattis, SecDef, Southern Command, Southcom Photo By: U.S. Embassy photo VIRIN: 180816-D-ZZ999-001.JPG Photo Gallery