A deadly Legionnaires' disease outbreak in New York City has set health and community leaders on a campaign to educate the public on ways to prevent the bacteria from growing and spreading.

City officials and lawmakers are warning New Yorkers to stay alert as investigations continue into a deadly cluster of Legionnaires’ disease.

A Legionnaires’ disease outbreak in Central Harlem has left 67 people sick and three dead since late July, prompting renewed demands for New York City to overhaul its prevention strategy and address the bacteria from water source to tap.