Health officials hunt for the source of an outbreak of Legionnaires' disease.
A fatal blood disorder kills 21 people in New Mexico and five other states.
After a specialist reports two patients with neurological disorders, further cases appear and several patients die.
Apparently unrelated outbreaks of shigellosis baffle health officials.
A man is diagnosed with tularemia, a disease that's so infectious it's on the U.S. government's list of bioterrorism agents.
An Ontario hospital is flooded with patients afflicted with fever, nausea and gastrointestinal problems caused by a deadly strain of E. coli.
Patrick O'Neal
Actor
Fielder Cook
Director
