A tweet from the New York City Fire Department says that the two workers are trapped on the 45th floor - one level short of the roof.
NBC New York reports that 60 fire officers are attending the scene.
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Space agency Nasa has unveiled a remastered, high resolution image of one of Jupiter’s moons - the icy Europa.
As Labour set out its plans to reduce the policing budget, one Police and Crime Commissioner told ITV News the squeeze is already too tight.
It's a cold night with temperatures close to or below freezing for many parts of the British Isles, with fog patches reforming in places