Staff Sgt. Anthony Tressler, United States Air Force Air Demonstration Squadron "Thunderbirds" crew chief, performs pre-flight checks during the ground show ceremony at the Grissom Air and Space Expo, Sept. 6, 2019, at Grissom Air Reserve Base, Indiana. The two-day air show hosted more than 50,000 spectators. (U.S. Air Force photo by Senior Airman Andrew D. Sarver)
The U.S. Air Force Thunderbirds perform over Cleveland, Ohio, during the Cleveland National Airshow, Septmeber 2, 2019. The Thunderbirds represent the pride, precision and professionalism of more than 685,000 total force Airmen, 60,000 of whom are currently deployed in defense of our nation. (U.S Air Force Photo by Maj. Ray Geoffroy)
