Surveillance photos were taken of the suspect on his bike.
Police say last Wednesday afternoon, the suspect snatched an iPhone from a woman on 91st Street and Park Avenue, and then rode off on his bike.
The suspect is described as a black man in his 30's, wearing a dark colored waist length coat, blue jeans and multi-colored sneakers with red laces.
He was riding a dark colored mountain bike.
Anyone with information in regards to this incident is asked to call Crime stoppers at 1-800-577-TIPS (8477).
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