Senior Airman Benjamin Gustin, an air transportation specialist with the 27th Aerial Port on Minneapolis-St. Paul Air Reserve Station, Minn. inspects for leaks on a vehicle being shipped to Nicaragua at Volk Field, Wis. Sep. 5, 2017. A loss of fluid at a rate which is readily detected can prevent vehicles from being transported on military aircraft. (U.S. Air Force photo by Master Sgt. Eric Amidon/ Released)