DEWITT, N.Y. (WSYR-TV) -- Exclusive video of a man punching a customer was obtained by NewsChannel 9 from cameras in Smith Housewares and Restaurant Supply.

Aiesia Matthews, who’s been shopping at Smith Restaurant Supply for 13 years, didn’t expect the attack.

"I was in high spirits," said Matthews.

On the afternoon of Sept. 6, she decided to return a sink she purchased to the store.

According to police, the longtime owner of the store, John Kuppermann, seen behind the counter at the beginning of the video, told her she wouldn’t be able to return the sink since it looked used.

Matthews admits she bumped the barcode scanner before leaving with the sink in hand.

She is then seen leaving the store and coming back. She says she asked for a store return policy, which Kuppermann prints out

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