SOTO CANO AIR BASE, Honduras — Army Chief Warrant Officer Derek Griblin, 1st Battalion, 228th Aviation Regiment, runs through a pre-flight checklist before takeoff here today. The Blackhawk crew, along with two other helicopters assigned to Joint Task Force-Bravo, will support the hospital ship USNS Comfort’s humanitarian and civic assistance mission in Nicaragua. (U.S. Air Force photo by Staff Sgt. Chad Thompson).