U.S. Air Force Tech. Sgt. Joshua Patterson, 1st Maintenance Group weapons standardization lead crew member, and U.S. Air Force Senior Airman Russell Taylor, 1st Maintenance Group weapons standardization lead crew member, does checks on an AIM-9X missile before being loaded onto an F-22 Raptor, at Joint Base Langley-Eustis, Va., April 19, 2017. Before the AIM-9X, the F-22 had the AIM-9M which dates back to the Vietnam War. (U.S. Air Force photo/Airman 1st Class Amanda Dole)