114th Fighter Wing night flying
SIOUX FALLS, S.D. - As dusk sets over Joe Foss Field, S.D., 1st Lt. Aaron Werner, 175th Fighter Squadron pilot, makes his final checks on his F-16 aircraft prior to launch here Feb. 16. The South Dakota Air National Guard does night flying about once a month for a week in order to stay proficient with nighttime operations.(National Guard photo by Senior Master Sgt. Nancy Ausland)(Released)