200813-Z-PL855-1200
A crew chief assigned to the 158th Maintenance Group, Vermont Air National Guard, marshals an F-35A Lightning II at Northern Lightning, a training exercise held annually at Volk Field, Wisc., Aug. 13, 2020. Lt. Col. John “Rocky” MacRae, assigned to the 134th Fighter Squadron, Vermont Air National Guard, was piloting this Tail 5279, which achieved the thousandth sortie milestone for the Green Mountain Boys. (U.S. Air National Guard photo by Ms. Julie M. Shea)