Modern fighters mix with vintage war planes during the Heritage Flight Training Course at Davis-Monthan Air Force Base through Sunday. Air Force demonstration pilots train with the Heritage Flight Foundation to become certified to perform in the 2021 air show season. Air Combat Command aircraft include the F-35 Lightning II, the F-22 Raptor, the F-16 Fighting Falcon, and Davis-Monthan’s own A-10 Thunderbolt II Demonstration Team. The heritage aircraft participating include the P-51 Mustang, the P-40 Warhawk, the P-38 Lightning, the P-47 Thunderbolt and the F-86 Sabre