8/20/2009

Former NASA Administrator Michael Griffin says the U.S. should not back down from its goal of returning astronauts to the moon. In a speech in Tuscaloosa, Ala., this week, Griffin criticized administrations dating back to Richard Nixon for chipping away at NASA's budget and wavering over the agency's mission. "As long as space is a frontier, the U.S. should be at its edge," Griffin said.

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