Mongolian Minister Defense Secretary Dr. Mark T. Esper meets with Mongolian Minister of Defense Nyamaagiin Enkhbold in Ulaanbaatar, Mongolia, Aug. 8, 2019. SHARE IMAGE: Download Image: Full Size (0.94 MB) Tags: Defense Secretary, Esper Photo By: Army Sgt. Amber I. Smith VIRIN: 190808-D-SV709-0154B.JPG Photo Gallery