U.S. Air Force Senior Airman Jeremiah Garfoyle, a fuels laboratory technician assigned to the 733rd Logistics Readiness Squadron, carries fuel testing supplies at Langley Air Force Base, Va., March 18, 2016. Mid Atlantic Petroleum Services Inc. provides Langley with Jet A1 fuel for the T-38 Talon’s and F-22 Raptors. (U.S. Air Force photo by Airman 1st Class Derek Seifert)