There has been a fourth death from a Legionnaires' disease outbreak in New York City. The NYC Department of Health said there are 99 confirmed cases, with 17 people currently hospitalized, as of Thursday.

The health department offered five ZIP codes in central Harlem — 10027, 10030, 10035, 10037, 10039 – that were at the center of the cluster, as officials stressed the disease was airborne

A fourth person has died in New York City’s Central Harlem Legionnaires’ outbreak, traced to contaminated cooling towers, with dozens sickened and health officials urging immediate medical attention for symptoms.