Four U.S. Air Force F-22 Raptors line up before takeoff to conduct an adversary training sortie at Joint Base Langley-Eustis, Virginia, April 10, 2020. The 1st Fighter Wing continues to fly and train while implementing strict social distancing and sanitation practices, in line with the installation Health Protection Condition measures, to combat the spread of COVID-19. (U.S. Air Force photo by Nicholas J. De La Pena)