Brian Martin, 561st Aircraft Maintenance Squadron aircraft mechanic, examines an F-15’s engines during launch preparation March 26, 2020, at Robins Air Force Base, Georgia. Active-duty and Reserve units at Robins have continued flight operations amid the current COVID-19 crisis. The 561st AMXS is part of the Warner Robins Air Logistics Complex’s 402nd Aircraft Maintenance Group and provides programmed depot maintenance and unscheduled repair to F-15s. (U.S. Air Force photo by Jamal D. Sutter)