Health Alert: Companies pull iceberg lettuce as new evidence shows cyclospora test was a false posit
New details emerge in the Cyclospora outbreak. As the U.S. sees over 9,000 confirmed cases of cyclosporiasis, with 17 confirmed in Miami, new evidence reveals that a test confirming Cyclospora's origin in iceberg lettuce may have been a false positive. CBS Miami's Najahe Sherman breaks down the latest.