A U.S. Air Force F-35A Lightning II, assigned to the 421st Fighter Squadron, Hill Air Force Base, Utah, taxis 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 in the Baltics and Poland. The operation ensures the U.S. Air Force is engaged and ready with credible force to assure, deter, and defend during a potential threat. (U.S. Air Force photo by Staff Sgt. Jonathan Snyder)