The story

Only Mexican-grown raw jalapeņos and raw serrano peppers have been linked to the salmonella outbreak, a spokesman for the Food and Drug Administration said Friday.

Mexican officials said the findings were "premature," even as the FDA issued an advisory stating that a contaminated jalapeņo pepper originated in Mexico.

Mexico's National Sanitation and Farm Food Quality Service director Enrique Sanchez told The Associated Press that Mexico sent a letter to the United States on Friday "expressing our concern and our most forceful complaint against this decision." Read full article »

CNN's Miriam Falco and Louise Schiavone contributed to this report.

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