Jennifer Trosper, Mars Science Laboratory, MSL mission manager, JPL, left, Michael Malin, principal investigator, Mars Descent Imager, center, and Joy Crisp, MSL deputy project scientist, JPL take questions during a news briefing on the last data and imagery from Sol 1 at NASA's Jet Propulsion Laboratory in Pasadena, Calif., Monday, Aug. 6, 2012. NASA has released a low-resolution video of the Curiosity rover during the final few minutes of its descent to the Martian surface. An image shows the protective heat shie
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