Airman 1st Class Andrew Meier, a 455th Expeditionary Aircraft Maintenance Squadron avionics apprentice, shows U.S. Army Gen. John Nicholson, commander of Resolute Support Mission and U.S. Forces Afghanistan, the cockpit of an F-16 Fighting Falcon at Bagram Airfield, Afghanistan, May 13, 2017. During his visit, Nicholson spoke with Airmen from the 555th Expeditionary Fighter Squadron about the F-16 and how it enables the train, advise, and assist mission in Afghanistan. (U.S. Air Force photo by Staff Sgt. Benjamin Gonsier)