Aircrews from the 79th Air Refuleing Squadron executed multiple KC-10 to KC-10 refuelings over the West Coast, Feb. 12, 2017. The tanker crews were taking part in exercise Patriot Wyvern, the 349th Air Mobility Wing's periodic training exercise developed to grow and strengthen primary job skills of Citizen Airmen. (U.S. Air Force photo by Senior Airman Chris Massey)