ADVANCE FOR USE SUNDAY, MAY 18 AND THEREAFTER - In this April 21, 2014 photo, Freeport, Ill., native Alec Mangan,17, displays designs he helped produce for the Orion spacecraft as part of an engineering competition sponsored by NASA. His team was one of five finalist teams in a NASA Exploration Design Challenge earlier this year. (AP Photo/The Journal-Standard, Bill Rosemeier)
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