It was a stunning reversal in just 24 hours. The FDA has publicly admitted it made a mistake, and the lettuce supplier to Taco Bell claims its even apologized to them, after it now says it has not found any confirmed source to the biggest cyclospora outbreak in the history of the United States. The agency has announced that lab experts “re-reviewed” sample results and determined that the Taylor Farm lettuce tested for cyclospora showed a “false positive” result for cyclospora. So now what?