
WASHINGTON - APRIL 16: U.S. Vice President Joe Biden laughs at a joke while President Barack Obama delivers remarks on efforts to transform travel in America with a system of high-speed rail in the Eisenhower Executive Office Building April 16, 2009 in Washington, DC. Obama said the plan will lay the foundation for economic prosperity by connecting cities, decreasing congestion on roads and in the air and reducing the United States' dependence on foreign oil. (Photo by Chip Somodevilla/Getty Images)
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