FDNY on scene of chemical explosion at Mount Sinai Hospital

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UPPER EAST SIDE (PIX11) — The FDNY is on the scene of a chemical explosion inside a room at Mount Sinai Hospital.

Officials say the explosion and resulting fire happened inside a cancer research lab. The fire has since been extinguished. The explosion was not in the main hospital building and did not affect hospital operations or patients.

Three employees were in the room at the time but are uninjured.