A 494th Aircraft Maintenance Unit crew chief marshals an F-15E Strike Eagle assigned to the 494th Fighter Squadron in support of exercise Point Blank 19-4 at Royal Air Force Lakenheath, England, Aug. 29, 2019. Point Blank is an exercise conducted to improve interoperability, sharpen readiness, and enhance regional security between the 48th Fighter Wing and RAF. U.S. F-15E Strike Eagles and RC-135 Rivet Joints, along with RAF Typhoons and Airborne Warning and Control System E-D3 Delta are among the participating aircraft for the exercise. (U.S. Air Force photo by Airman 1st Class Rhonda Smith)