NASA Administrator Sean O'Keefe left, learned about the Mach 10 X-43 research vehicle from manager, Joel Sitz during O'Keefe's visit to the NASA Dryden Flight Research Center, Edwards, CA, January 31, 2002.
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NASA Administrator Sean O’Keefe left, learned about the Mach 10 X-43 research vehicle from manager, Joel Sitz during O’Keefe’s visit to the NASA Dryden Flight Research Center, Edwards, CA, January 31, 2002.January 31, 2002NASA Photo / Tom Tschida› People Description