New York City Department of Health inspectors are fanning out across Central Harlem to inspect cooling towers amid a deadly outbreak of Legionnaires' disease. So far there have been 73 cases identified since July 25.

Three people have died and at least 67 people have been diagnosed with Legionnaires’ disease in a cluster that broke out in New York City last week.

A Legionnaires’ disease outbreak in New York City has left 70 people sick and three dead. Officials suspect cooling towers to be the source of the Legionella bacteria.