From right, U.S. Army Sgts. David Pressnell and David Uplinger 1-228th Aviation Regiment flight engineers and Spc. Tyree Doyle, Joint Task Force-Bravo Petroleum, Oil and Lubricant specialist refuel a U.S. Army CH-47 Chinook Dec. 17, 2015 at Mocoron Airfield in the Gracias a Dios Department (state) of Honduras. The airfield provides the flying forces a hub to refuel at and embark from when conducting CARAVANA troop movements in the area. The troop movements are part of a combined U.S. and Honduran effort to disrupt the flow of illicit drugs and materials through the region. (U.S. Air Force photo by Capt. Christopher Mesnard/Released)