in prince william sound. >> marine biologist rick steiner was a professor at the university of alaska. >> there's no great mystery there. oil and water and fish and wildlife don't mix. and we knew that long before exxon valdez. >> that's why the pipeline service company had a state-approved plan to protect the sound from an oil spill. they operate an 800-mile pipeline that carried oil to its terminal in valdez. that's where tankers load the toxic cargo. but for years, this man, dan lawn, was concerned that aleyeska could not handle a