<p>AP Photo/David J. Phillip NASA Mission Control founder Chris Kraft stands in the old Mission Control at Johnson Space Center in Houston on Tuesday. Kraft is among several NASA luminaries pushing for a last minute reprieve for the about-to-be-retired space shuttle fleet.</p>
July 7, 2011
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July 7, 2011 9 p.m.
NASA's old guard: Save Our Shuttle
Critics say agency ignoring its 'backup plan' rule
CAPE CANAVERAL, Fla. - A somewhat generational battle over NASA's future is escalating even as NASA is about to close the book on the space shuttle era.