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MSL Prelaunch Briefing
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MSL Prelaunch Briefing

October 2, 2012
Colleen Hartman, assistant associate administrator, NASA Science Mission Directorate, speaks during a Mars Science Laboratory (MSL) prelaunch news briefing, Wednesday, Nov. 23, 2011, at NASA's Kennedy Space Center in Cape Canaveral, Fla. The Mars Science Laboratory (MSL) is targeted for launch Saturday morning Nov. 26. Photo Credit: (NASA/Paul E. Alers)