Secretary of Transportation Ray LaHood tours a Hydrogen fuel cell powered bus with Jaime Levin, AC Transit Director of Alternative Fuels Policy and Marketing, left, and AC Transit Director Joel Young, right, at the California Fuel Cell Partnership in West Sacramento, Calif., May 18, 2011. The AC Transit HyRoad program is partially funded by a grant from the Federal Transit Administration. (Official White House Photo by Lawrence Jackson)
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