A yearlong outbreak of tuberculosis in the Kansas City, Kansas area has taken local experts aback, even if it does not appear to be the largest outbreak of the disease in U.S. history as a state health official claimed last week.

Kansas is currently experiencing a large tuberculosis outbreak, but federal health officials are countering the claim it’s a U.S. record.

A large, ongoing tuberculosis outbreak in Kansas has sickened at least 67 and caused two deaths. What to know about TB symptoms, transmission, and treatment.