185th ARW KC-135 with bat tail art soars Published Jan. 13, 2021 By U.S. Air National Guard photo by Senior Master Sgt. Vincent De Groot 185th Air Refueling Wing PA Sioux City, Iowa -- A uniquely painted U.S. Air Force KC-135 from the Iowa Air National Guard’s 185th Air Refueling Wing based in Sioux City, Iowa takes off from the Air Guard base in Sioux City on January 12, 2021. The bat tail flash was recently painted on the Stratotanker in commemoration of the unit’s 75th anniversary in 2021. U.S. Air National Guard photo by Senior Master Sgt. Vincent De Groot