Legionnaires' disease outbreak in Harlem infects 58, causes 2 deaths since July 25.

In Harlem, New York City, a Legionnaires' disease outbreak has led to 58 cases and 2 deaths since July 25. The disease, a type of pneumonia caused by Legionella bacteria in warm water, is not contagious between people but can be treated with antibiotics. Health officials advise seeking medical help for flu-like symptoms in affected zip codes.