The Mountaineers team's robot is seen at an event to honor the team, who are winners of the 2015 Sample Return Robot Challenge, on Monday, Sept. 21, 2015 at the Russell Senate Office Building in Washington, DC. The Mountaineers were awarded $100,000 in prize money for successfully completing Level 2 of the Sample Return Robot Challenge at Worcester Polytechnic Institute in Massachusetts June 10-12. Photo Credit: (NASA/Aubrey Gemignani).

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Keywords: aubrey, building, capitol, centennial, challenge, challenges, gemignani, hill, mountaineers, nasa, office, return, robot, russell, sample, senate