U.S. Air Force Capt. Joseph Walz, 421st Fighter Squadron F-35A Lightning II pilot, and Staff Sgt. David Sasak, 421st FS crew chief, conduct a pre-flight check during Operation Rapid Forge at Spangdahlem Air Base, Germany, July 18, 2019. Rapid Forge aircraft are forward deploying to train in coordination with NATO allies. Conducting exercises and operations with allied forces increases the U.S. Air Force's ability to quickly respond to potential threats. (U.S. Air Force photo by Airman 1st Class Valerie Seelye)

Download Image: Full Size (1.74 MB)
Photo by: Airman 1st Class Valerie Seelye |  VIRIN: 190718-F-ON660-0141.JPG