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Photo by: Garth Milan

A crew member adjusts the space capsule of the Red Bull Stratos mission in the pressure chamber at Brooks Air Force Base in San Antonio on Sept. 24, 2012. Skydiver Felix Baumgartner Baumgartner will attempt to go supersonic when he jumps from the capsule at a record altitude of 23 miles over New Mexico. (Associated Press/Red Bull, Garth Milan)

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