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Posted on August 2, 2013 at 4:38 PM
Updated Friday, Aug 2 at 6:27 PM
The outbreak of cyclospora infections has sickened more than 400 people in 16 states. The agency says it is working to determine whether the salad mix is the source of illnesses in the other 14 states.
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Credit: Katrina Gutierrez / WFAA