U.S. Air Force Staff Sgt. Jonathan Moline, 633rd Civil Engineer Squadron explosive ordnance disposal member, teaches Airmen about unexploded ordinance during Prime Base Engineer Emergency Force day training at Joint Base Langley-Eustis, Virginia, Jan. 25, 2018. In case unexploded ordnance is encountered, Explosive Ordinance Disposal instructors teach students how to recognize, record, retreat and report UXO’s. (U.S. Air Force photo by Airman 1st Class Anthony Nin Leclerec)