Cyclospora outbreak linked to iceberg lettuce expands to 4 more states

The cyclosporiasis outbreak, the nation's largest, is currently affecting nine states.

• Jul 24

Taco Bell's response to cyclospora outbreak

U.S. health officials are investigating a new outbreak of the parasite cyclospora that's linked to an unspecified product. Meanwhile, Taco Bell is reporting a major drop in foot traffic as concerns about fresh produce continue. Carter Evans has the latest update and Heather Haddon, a reporter for the Wall Street Journal, joins "The Daily Report" to discuss.

• Jul 23

FDA investigating new cyclospora outbreak

U.S. health officials said they are investigating an additional outbreak of cyclospora, but do not know its source. Plus, Taylor Farms has reportedly shut down the plant where lettuce is suspected to have started the initial outbreak that has sickened thousands in at least 41 states. Carter Evans reports.

• Jul 23

Taylor Farms pulls iceberg lettuce linked to cyclosporiasis outbreak

Taylor Farms said none of its branded salads or kits contain the iceberg lettuce associated with the outbreak.

• Jul 22

Ex-FDA medical officer on cyclospora outbreak

The FDA is still hunting for the source of the cyclosporiasis outbreak after earlier test results proved to be a false positive. Dr. David Acheson, who has more than 40 years of medical and food safety experience, joins CBS News to discuss the issue.

• Jul 21

Former FDA commissioner on cyclospora outbreak

Health Secretary Robert F. Kennedy Jr. said on Tuesday the outbreak of a severe intestinal illness is under control, adding the source has been identified. Former FDA Commissioner Dr. Robert Califf joins to assess the federal government's response.

• Jul 21

Taco Bell reports drop in foot traffic

The FDA continues to hunt for the source of the cyclosporiasis outbreak, though it says its investigation "continue to converge on shredded iceberg lettuce from Taylor Farms locations in central Mexico." Fast food giant Taco Bell, which uses shredded lettuce in some products, has seen declining foot traffic as some Americans avoid raw produce. CBS News' Carter Evans reports.

• Jul 21

FDA still probing Taylor Farms lettuce despite false positive test

The FDA said that as of Sunday, it had not found any "confirmed positive sample results for product testing" in the cyclosporiasis outbreak.

• Jul 20

Latest details on cyclospora outbreak

The Taylor Farms lettuce sample that tested positive for cyclospora was a false positive, the FDA said Sunday. The agency said it has not found any "confirmed positive sample results for product testing for cyclospora." CBS News' Ian Lee has more.

• Jul 20

Outbreak sparks race to remove contaminated lettuce

A cyclospora outbreak, which has sickened thousands of people nationwide, is believed to have been traced to contaminated lettuce from Mexico supplied by produce giant Taylor Farms. Ian Lee has the latest.

• Jul 18

Cyclosporiasis outbreak traced to lettuce from Mexico used by Taco Bell

A lettuce supplier to fast-food giant Taco Bell has been linked to a nationwide cyclosporiasis outbreak that has sickened thousands of people, the CDC said.

• Jul 17

Taylor Farms pulls lettuce amid parasite outbreak

Produce supplier Taylor Farms announced Friday it was voluntarily recalling iceberg lettuce after it was linked to a nationwide cyclosporiasis outbreak. CBS News medical correspondent Dr. Céline Gounder joins with the latest.

• Jul 17

7/17: The Takeout with Major Garrett

Trump claims catastrophic election vulnerabilities without proof; Washington Post identifies installation failures as cause of Reflecting Pool damage.

• Jul 17

Taylor Farms pulls cyclosporiasis-linked lettuce

Taylor Farms on Friday said it was voluntarily pulling its iceberg lettuce after it was linked to a nationwide cyclosporiasis outbreak. CBS News correspondent Jonathan Vigliotti reports.

• Jul 17

Cyclospora outbreak leaves consumers guessing which foods are safe

Officials are still searching for the source of the outbreak, prompting consumers to seek advice on social media about which foods to avoid.

• Jul 16

Cyclosporiasis: foods to avoid

Over 1,600 cases of cyclosporiasis have now been confirmed as the CDC continues its search for the origin of the outbreak. CBS News' Megan Cerullo reports on the precautions consumers should take.

• Jul 15

What to know about "explosive" diarrhea-causing parasite reported in several states

Michigan is experiencing its largest outbreak of a parasitic infection, called cyclosporiasis, that causes severe diarrhea.

• Jul 8