...chills, chest pain, weight loss and a chronic, phlegmy cough. Even when exposed to a person suffering from an active tuberculosis infection, it's hard to pick up the bacteria, said Timothy Burke, an epidemiologist for SMDC. It spreads...

...Duluth Clinic Health System, which owns both hospitals, said officials knew of Iwu's past medical history when he was hired in June. "At the time of his hire, he did not have active tuberculosis," said spokeswoman Beth Johnson.