Oil Spill: 100 Days, 100 Photos

Department of Homeland Security Secretary Janet Napolitano, center, speaks at a press conference in Galliano, La., Monday, May 24, 2010. Standing behind Napolitano are Sen. Mary Landrieu, D-La., left, Sen. David Vitter, R-La., and Interior Secretary Ken Salazar. The cabinet secretaries joined a bipartisan Senate delegation on a flyover of areas affected by oil from last month's Deepwater Horizon oil rig explosion in the Gulf of Mexico.

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Credit: AP Photo/Patrick Semansky