An outbreak of Legionnaires' disease in New York City has killed three people and sickened more than five dozen since late July.

Nearly 60 people have become sick and two have died in an outbreak of Legionnaires' disease in New York City. Health officials there issued an alert on July 30 warning residents of Central Harlem who have flu-like symptoms to see a health care provider immediately.

Two people have died and more than 50 others have reported illness from a Legionnaires' disease cluster in New York City. Known for causing sickness in confined areas and places that share water systems, Legionnaires' has been known to cause mass illness in hotels, hospitals, prisons and housing blocks.