Umatilla Ops Army 2nd Lt. Cheng Carr and Staff Sgt. Kyle Criss, both Oregon National Guard members, communicate with a tactical operation center during a perimeter defense exercise at Camp Umatilla, Oregon, June 20, 2019. SHARE IMAGE: Download Image: Full Size (1.45 MB) Tags: army, military units Photo By: Army Spc. Michael Germundson VIRIN: 190523-Z-YI240-001.JPG Photo Gallery