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There is really no oil sheen. the tar balls, whether it's part of the emulsification process that bp is doing offshore and getting up here because there's heavy tidal movement through the pass, and, therefore, it doesn't surprise me that it's here. >> reporter: some of the good news, tony, is that the weather has at least improved this morning, so the cleanup crews that were waiting for the rain to subside, they're out there laying boom and barges throughout to keep the oil -- they're thinking ahead because of the winds, to keep the oil out of lake pontchartrain. it's a tough situation. >> acc...