Thunderbird Light Airmen assigned to the United States Air Force Air Demonstration Squadron, the Thunderbirds, prepare to conduct the first official launch of the Thunderbird Diamond formation at Nellis Air Force Base, Nev., Jan. 9, 2019. SHARE: Download: Full Size (2.33 MB) Tags: Air Force, Thunderbirds Credit: Air Force Senior Airman Cory Bush VIRIN: 190109-F-VJ293-1428X.JPG Photo Gallery