Vietnam Arrival Defense Secretary James N. Mattis arrives in Hanoi, Vietnam, Jan. 24, 2018. DoD photo by Army Sgt. Amber I. Smith SHARE IMAGE: Download Image: Full Size (1.89 MB) Tags: ambassador, james mattis, JIm Mattis, Chaos, kritenbrink, James N. Mattis, Vietnam Photo By: Amber I. Smith VIRIN: 180124-D-SV709-0512.JPG Photo Gallery