Initial testing revealed Legionella genetic material in a cooling tower at Yankee Stadium amid New York City’s ongoing investigation into a Legionnaires’ disease cluster in the South Bronx. As of Tuesday night, the city confirmed 11 cases, including one fatality. Three individuals remain hospitalized. The New York City Health Department pinpointed 10 cooling towers with positive preliminary PCR findings across ZIP codes 10451 and 10456, covering parts of Melrose and Morrisania.