U.S. Air Force Airman 1st Class Kevin Davis and Master Sgt. Casey Drew, aircraft maintainers assigned to the 158th Fighter Wing, look over technical data while performing a check during a phase inspection at the Vermont Air National Guard Base, August 1, 2018. Aircraft 328 was the last F-16 to undergo a phase inspection as the unit transitions to the F-35 Lightning II in fall of 2019. (U.S. Air National Guard photo by 2nd. Lt. Chelsea Clark)