TEXT: U.S. Army Spc. Christopher Davis of the 1st Battalion, 153rd Infantry Regiment, deployed with the Combined Joint Task Force-Horn of Africa (CJTF-HOA) in Camp Lemonnier, Djibouti, greases the undercarriage while performing a biannual service inspection on a Humvee, May 29, 2017. The Soldiers maintain vehicles to support efforts in countering regional violent extremist organizations. (U.S. Air National Guard photo by Tech. Sgt. Joe Harwood)