A foodborne outbreak linked to recalled iceberg lettuce has grown. The outbreak, which is the largest of its kind in history, has expanded to include three more states. These states are now reporting cases of cyclosporiasis, an illness associated with the contaminated lettuce.

The expansion of the outbreak indicates that the issue is widespread. Further details about the outbreak and the recalled lettuce are available from the source.

The source reports that the outbreak is the largest foodborne outbreak of its kind, but provides limited information about the specific states and cases involved. For more information, readers can consult the original report.