AP Photo/Cheryl Gerbe
Actor Kevin Costner, left, founding partner of Ocean Therapy Solutions and BP CEO of Operations Doug Suttles, center, talk before boarding the barge holding Ocean Therapy's centrifuge machine designed to separate oil and water in Port Fourchon, La., Friday.
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Kevin Costner speaks at a hearing the Senate Committee on Small Business and Entrepreneurship on Thursday.
A NOAA projection shows where the spill is expected to have spread by Friday.