Cosco Busan pleads guilty to violating misdemeanor pollution laws . The pilot faces 2007 in prison , federal prosecutors say . Container ship Cosco Busan slammed into U.S. the San Francisco Bay Bridge in up to 10 months . Massive oil spill killed more than 2,000 birds and cost $ 60 million to clean up .
John Joseph Cota pleads guilty to violating misdemeanor pollution laws . The pilot faces up to 10 months in prison , federal prosecutors say . Container ship Cosco Busan slammed into San Francisco 's Bay Bridge in 2007 . Massive oil spill killed more than 2,000 birds and cost $ 60 million to clean up .