Interior Secretary Ken Salazar testifies before the Senate Energy and Natural Resources Committee hearing on offshore oil and gas exploration, including the accident involving the Deepwater Horizon in the Gulf of Mexico, on Capitol Hill in Washington on May 18, 2010. From left are Elizabeth (Liz) Birnbaum, director of the Minerals Management Service (MMS), Deputy Secretary David Hayes, Salazar, and Wilma Lewis, assistant secretary for Land and Mineral Management at the Department of the Interior. UPI/Roger L. Wollenberg