190729-F-OT290-122
U.S. Air Force Capt. Michael Craig, 480th Fighter Squadron pilot, right, and U.S. Air Force Airman 1st Class Delia O'Toole, 52nd Aircraft Maintenance Squadron crew chief, left, read over pre-flight paperwork before participating in an Icelandic Air Surveillance scramble at Keflavik Air Base, Iceland, July 29, 2019. 52nd Fighter Wing personnel participate in IAS certification scrambles in order to meet NATO mission requirements. (U.S. Air Force photo by Airman 1st Class Jovante Johnson)