This image provided by NASA shows a rock that the NASA Mars rover Opportunity recently examined. The six-wheel, solar-powered rover is leaving its current location in Endeavour Crater and headed for a... more 
This image provided by NASA shows a rock that the NASA Mars rover Opportunity recently examined. The six-wheel, solar-powered rover is leaving its current location in Endeavour Crater and headed for a new spot ahead of the next Martian winter. (AP Photo/NASA) less 
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Associated Press | Photo By NASA
Fri, Jun 7, 2013 3:53 PM EDT