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Message: <blockquote data-quote="sferrin" data-source="post: 3982" data-attributes="member: 7600"><blockquote data-quote="overscan">1972 US Army AAH Program : Competition for the Advanced Attack Helicopter was between the Hughes Model 77 (YAH-64) and the Bell 409 (YAH-63).Other contenders were the Boeing Vertol AAH and the Lockheed CL-1700, a Cheyenne derivative. The Hughes Model 77 was selected and designated the AH-64 Apache.</blockquote>It's too bad they didn't use an improved Cheyenne itself as that CL-1700's ugliness is exceeded only by Boeing's entry.  I wonder how a Cheyenne with Apache's avionics and sensors would do.</blockquote>

Verification: What year did the first man go to space? (answer has 4 numbers)