Whole Foods Market admits it sells genetically modified foods:
Whole Foods Market
Internal Company Memo 1/30/2011
Activists with the Organic Consumers Association's Millions Against Monsanto campaign went to Whole Foods Market in San Francisco to try to identify which foods are genetically engineered, but couldn't get any help from store employees.
For more information, go to: http://www.millionsagainstmonsanto.org