President Obama Hosts White House Science Fair

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U.S. President Barack Obama shakes hands with a robotic arm, created... News PhotoBarack Obama,Government,Hand,Handshake,Horizontal,International Landmark,Man Made,Politics,Robot,Second Place,US President,USA,Washington DC,White House Science Fair,White House State Dining Room,WinningPhotographer Collection: Getty Images News 2013 Getty ImagesWASHINGTON, DC - APRIL 22: (AFP OUT) U.S. President Barack Obama shakes hands with a robotic arm, created and presented by second place winner at International Science and Engineering Fari, Easton LaChappelle, from Mancos Colorado in the State Dining Room of the White House during the White House Science Fair April 22, 2013 in Washington, DC. The White House Science Fair celebrates the student winners of a broad range of science, technology, engineering and math (STEM) competitions from across the country. The first White House Science Fair was held in late 2010. (Photo by Aude Guerrucci-Pool/Getty Images)