200320-M-ES316-2013 MIRAMAR, Calif. (March 20, 2020) U.S. Marines with Marine Heavy Helicopter Squadron (HMH) 361, Marine Aircraft Group 16, 3rd Marine Aircraft Wing, enforce precautionary measures during the maintenance of CH-53E Super Stallions on Marine Corps Air Station Miramar, Calif., March 20, 2020. The purpose of these measures is to mitigate the spread of COVID-19 while continuing to perform mission essential tasks. (U.S. Marine Corps photo by Lance Cpl. Juan Anaya/Released)