By CBSNewYork Team

NEW YORK (CBSNewYork) — Three people were hurt when a fire broke out overnight on the Upper East Side.

It happened just before 1:30 a.m. Tuesday on 78th Street near Second Avenue.

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The FDNY said the fire started on the third floor of a six story building.

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One person suffered life-threatening injuries. Another suffered serious but non-life-threatening injuries, and a third had minor injuries.

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The cause of the fire is under investigation.

CBSNewYork Team