Pentagon Honors Defense Secretary Jim Mattis stands with Mexican National Defense Secretary Gen. Salvador Cienfuegos Zepeda, center, and Mexican Navy Secretary Adm. Vidal Francisco Soberon Sanz during an honor cordon at the Pentagon, May 22, 2017. DoD photo by Army Sgt. Amber I. Smith SHARE: Download: Full Size (0.83 MB) Credit: Sgt. Amber I. Smith VIRIN: 170522-D-SV709-040.JPG Photo Gallery