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nr martian rocks evidence of flowing water_00011530
nr martian rocks evidence of flowing water_00011530

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    Martian rocks evidence of flowing water

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Martian rocks evidence of flowing water

CNN's Deb Feyerick talks with planetary expert Denton Ebel on the significance of evidence of flowing streams on Mars.

Martian rocks evidence of flowing water

CNN's Deb Feyerick talks with planetary expert Denton Ebel on the significance of evidence of flowing streams on Mars.