Republican Senate candidates Jerry Moran (left) and Todd Tiahrt shake hands after their first televised debate July 6 at the studio of NBC affiliate KSNT-27, in Topeka. The debate was moderated by Bob Beatty and Kelli Stegeman. Thad Allton/The Topeka Capital-Journal/AP hide caption

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Michael Bromwich, the new director of what is now the Bureau of Ocean Energy Management, Regulation and Enforcement, testifies before a Senate panel as Interior Secretary Ken Salazar listens on June 23. Karen Bleier/AFP/Getty Images hide caption

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Oil-soaked booms sit on top of a marsh in Barataria Bay. Brian Naylor/NPR hide caption

itoggle caption Brian Naylor/NPR