FILE - In this Oct. 14, 2010 file photo, Democratic Rep. Rush Holt answers a question during a debate with Republican challenger Scott Sipprelle in Trenton, N.J. Holt, a plasma physicist-turned-politician, topped the IBM supercomputer 'Watson' in a round of Jeopardy! in Washington, on Monday, Feb. 28, 2011. Holt was a five-time Jeopardy! winner. (AP Photo/Mel Evans, File)
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