Energy Secretary Steven Chu prepares to testify on Capitol Hill in Washington, Wednesday, March 16, 2011, before the joint House subcommittee on Energy and Power and the House subcommittee on ... more 
Energy Secretary Steven Chu prepares to testify on Capitol Hill in Washington, Wednesday, March 16, 2011, before the joint House subcommittee on Energy and Power and the House subcommittee on Environment and the Economy hearing on the Energy Department and Nuclear Regulatory Commission fiscal 2012 budgets. (AP Photo) less 
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Associated Press
Wed, Mar 16, 2011 12:40 PM EDT