Atlantic salmon, when altered with genetic material from a Chinook salmon and ocean pout, can grow to market size twice as fast as wild salmon. But CBS News' Alison Harmelin reports that for some ... more 
Atlantic salmon, when altered with genetic material from a Chinook salmon and ocean pout, can grow to market size twice as fast as wild salmon. But CBS News' Alison Harmelin reports that for some scientists and stores, the genetically modified fish is proving to be a tough sell. less 
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Tue, May 13, 2014 12:18 PM EDT