NEW YORK (CBSNewYork) — A suspect is under arrest in the random stabbing of a woman at a subway station on the Upper West Side.

Police said 40-year-old Shamel James stabbed the victim from behind while she was buying a MetroCard.

The attack happened around noon on Aug. 6 at the West 72nd Street and Broadway station.

The woman told police there were no words exchanged beforehand.

She was treated for a stab wound to her right shoulder.

James has been charged with assault, menacing and criminal possession of a weapon.

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