It happened on Nov. 1 at 10:25 p.m. at the 125th Street and Lexington Avenue station.
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Surveillance video shows the attacker hit the 36-year-old woman, knocking her to the ground and dragging her out of the elevator by her feet.
Police say he stole $50 from her and took off.
The victim suffered swelling to her face but refused medical attention.
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Authorities are still trying to find the attacker. Anyone with information in regard to this incident is asked to contact the NYPD.
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