Seafood that passes the sniff test

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Scientists with the National Oceanic and Atmospheric Administration are using their noses -- that’s right, their noses -- to spot contamination in seafood, trying to ensure that the BP spill doesn’t pollute your food supply. Bob Drogin has the story in this report from Pascagoula, Miss.:

William Mahan of the University of Florida moves the air across a bowl of shrimp checking for taint as Robert Downs of NOAA’s seafood inspection program looks on in Pascagoula, Miss. (Bill Haber / Associated Press / June 3, 2010)