Tech. Sgt. John Bishop, 8th Logistics Readiness Squadron NCO in charge of vehicle maintenance, removes the coolant from a vehicle to inspect its sensor at Kunsan Air Base, Republic of Korea, June 4, 2020. Bishop is troubleshooting a low coolant light on the vehicle by checking the voltage to ensure the sensor is getting power. (U.S. Air Force photo by Staff Sgt. Anthony Hetlage)