NYPD Probes 2 Brooklyn Sewer Entries After Groups Spent 3 Hours Underground

5 articles · Updated · Fox News · May 31

Surveillance video showed several people climbing into Flatbush manholes around 11 p.m. Thursday and reemerging about 2 a.m. Friday, prompting an NYPD investigation into who they were and what they were doing.
A police sweep on McDonald Avenue found the area safe and free of hazards, while the city Department of Environmental Protection said its inspection found no damage to the sewer system.
PIX11 reported a second group was seen using another manhole on a different street during roughly the same overnight hours, suggesting the activity was not isolated to one location.
City officials said entering sewers is illegal and extremely dangerous because of noxious gases, unstable surfaces, flooding risks and confined spaces.

What deadly gases and unseen hazards make New York's sewers a tomb for the unwary?

What are groups risking death and prison to find inside New York's toxic sewers?

Can AI surveillance unmask these underground trespassers before the city's infrastructure is compromised?