Vietnam Visit Defense Secretary James N. Mattis visits the Tran Quoc Pagoda during a visit to Hanoi, Vietnam, Jan. 25, 2018. DoD photo by Army Sgt. Amber I. Smith SHARE IMAGE: Download Image: Full Size (4.11 MB) Tags: Travels , Pacific Command, James N. Mattis, SecDef, PACOM, Indo-Pacific Photo By: Amber I. Smith VIRIN: 180125-D-SV709-0102.JPG Photo Gallery