In this undated photo, an F-104 Starfighter leads a 3-ship formation with a YF-12 and an SR-71 Blackbird. All three aircraft can fly twice the speed of sound.
Speed Demons – an SR-71 and YF-12 following an F-104
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In this undated photo, an F-104 Starfighter leads a 3-ship formation with a YF-12 and an SR-71 Blackbird. All three aircraft can fly twice the speed of sound.