Sen. John Rockefeller IV, D-WV, chairman of the Senate Committee on Commerce, Science, and Transportation, discusses the Committee's passage of a NASA reauthorization bill on Capitol Hill in Washington on July 15, 2010. With him are Sen. Robert Bennett, R-UT, Sen. Kay Bailey Hutchison, R-TX, Sen. Bill Nelson, D-FL, and Sen. Orrin Hatch, R-UT. UPI/Roger L. Wollenberg