DAVIS-MONTHAN AIR FORCE BASE, Ariz. — A P-40 Warhawk (left) is parked next to three P-51 Mustangs at the Heritage Flight Conference March 5. The annual aerial demonstration event provides civilian and military pilots the opportunity to practice flying in formation together before the start of air show season. (U.S. Air Force photo/Airman 1st Class Jerilyn Quintanilla)
