U.S. Air Force aircraft and vehicles assigned to the 31st Fighter Wing line the runway during an elephant walk at Aviano Air Base, Italy, June 1, 2020. Despite the restrictions in place due to COVID-19, the 31st FW remains lethal and combat ready, prepared to deter or defeat any adversary who threatens U.S. or NATO interests. (U.S. Air Force photo by Airman Thomas S. Keisler IV)

U.S. Air Force F-16 Fighting Falcons assigned to the 31st Fighter Wing taxi on the runway following an elephant walk. The elephant walk exhibited continued combat power while also giving thanks to first responders, doctors and all personnel taking part in the battle against COVID-19. (U.S. Air Force photo by Airman Thomas S. Keisler IV)

U.S. Air Force aircraft and vehicles assigned to the 31st Fighter Wing line the runway during an elephant walk at Aviano Air Base, Italy, June 1, 2020. Squadrons represented include the 555th and 510th Fighter Squadrons, 56th and 57th Rescue Squadrons, the 606th Air Control Squadron, and the 31st Security Forces Squadron. (U.S. Air Force photo by Staff Sgt. Kelsey Tucker)

U.S. Air Force F-16 Fighting Falcons assigned to the 31st Fighter Wing perform a flyover above Aviano Air Base, Italy, June 1, 2020. The event was intended to showcase the continued combat power of Aviano and give thanks to first responders, doctors, and all personnel engaged in the battle against COVID-19. (U.S. Air Force photo by Staff Sgt. Kelsey Tucker)

U.S. Air Force F-16 Fighting Falcons assigned to the 31st Fighter Wing perform a flyover above Aviano Air Base, Italy, June 1, 2020. The event was intended to showcase the continued combat power of Aviano and give thanks to first responders, doctors, and all personnel engaged in the battle against COVID-19. (U.S. Air Force photo by Staff Sgt. Kelsey Tucker)

A U.S. Air Force F-16 Fighting Falcon from the 510th Fighter Squadron takes flight during an Elephant Walk and COVID-19 flyover at Aviano Air Base, Italy, June 1, 2020. The Elephant Walk was intended to showcase the continued combat power of Aviano AB and give thanks to first responders, doctors, and all personnel engaged in the battle against COVID-19. (U.S. Air Force photo by Staff Sgt. Valerie Halbert)

A U.S. Air Force F-16 Fighting Falcon from the 510th Fighter Squadron takes flight during an Elephant Walk and COVID-19 flyover at Aviano Air Base, Italy, June 1, 2020. Elephant walks are a show of force, demonstrating the might and power of the U.S. Air Force and its bases. (U.S. Air Force photo by Staff Sgt Valerie Halbert)

Six U.S Air Force F-16 Fighting Falcons from the 31st Fighter Wing take flight during an Elephant Walk and COVID-19 flyover at Aviano Air Base, Italy, June 1, 2020. Elephant walks are a show of force, demonstrating the might and power of the U.S. Air Force and its bases. (U.S. Air Force photo by Staff Sgt Valerie Halbert)

U.S. Air Force aircraft and vehicles assigned to the 31st Fighter Wing line the runway during an elephant walk at Aviano Air Base, Italy, June 1, 2020. Squadrons represented include the 555th and 510th Fighter Squadrons, 56th and 57th Rescue Squadrons, the 606th Air Control Squadron, and the 31st Security Forces Squadron. (U.S. Air Force photo by Staff Sgt. Kelsey Tucker)

U.S. Air Force aircraft and vehicles assigned to the 31st Fighter Wing (FW) line the runway during an elephant walk at Aviano Air Base, Italy, June 1, 2020. Despite the restrictions in place due to COVID-19, the 31st FW remains lethal and combat ready, prepared to deter or defeat any adversary who threatens US or NATO interests. (U.S. Air Force photo by Staff Sgt. Kelsey Tucker)