Transcript for Growing Outbreak of Legionnaires Disease in New York Claims 4 Lives
And the Zimbabwe government announcing that all hunting of endange endangered species are halted. And conservation efforts rely heavily on the high-priced hunting fees. So, they're counting on donations. And a troubling outbreak of legionnaire's disease, possibly linked to air conditioning. Aditi Roy investigates. Reporter: Tonight, a growing outbreak of legionnaires' disease in New York has left four dead, dozens sickened, and a community on edge. And now, one of the city's top health officials is warning people who live or work near the area where the latest outbreak started, could be at risk. I was about to wait one more day to go to the hospital. If I had, I don't think I would be here right now. Reporter: The news comes at a time when legionnaires' cases have spiked across the country in recent years. The bacteria is spread by breathing in a contaminated vapor such as from an air conditioner or shower. City officials have linked this outbreak to city cooling towers and they have all since been cleaned. It's safe to drink happen water, because it is an airborne disseminated condition. However, if you're in close quarters where there's a cooling system and you feel sick, it's important to pay attention to that. Reporter: Tonight, New York health officials are warning there may be even more cases that pop up this week from this latest outbreak. Tom?
This transcript has been automatically generated and may not be 100% accurate.