HOUMA, La. -- The crew of a Basler BT-67 fixed wing aircraft release oil dispersant over an oil discharge from the mobile offshore drilling unit, Deepwater Horizon, off the shore of Louisiana, May 5, 2010. To date, the unified response has dropped 156, 364 gallons of oil dispersant on the discharge. (USCG) 10Spill0505-G-7944L-155
