Senior Airman Demetrius Young, 4th Component Maintenance Squadron fuels systems technician, utilizes a device to measure fuel quality transmitters of an F-15E Strike Eagles conformal fuel tank at Seymour Johnson Air Force Base, North Carolina, April 13, 2021. Two low-drag conformal fuel tanks hug the F-15E’s fuselage, each carrying 750 gallons of fuel. (U.S. Air Force photo by Airman 1st Class Kimberly Barrera)