Sandbox Tracks from Rover Testing

Rover team members at NASA's Jet Propulsion Laboratory, Pasadena, Calif., on July 24, 2009, discuss the next step in preparing for a new phase in testing of possible moves for getting NASA's Mars rover Spirit out of a sandtrap on Mars. From left: Matt Van Kirk, Joseph Carsten, Kim Lichtenberg, Pauline Hwang.The team members removed the rover from the soft soil of the test setup at JPL using some