Officers have arrested a man after a woman was attacked near the Piece Hall in Halifax.
The 44-year-old victim was at the Westgate entrance to the historic building at 1.45pm on Saturday when she was pushed to the ground and assaulted.
She suffered minor injuries.
Police arrested a 47-year-old man in connection with the attack. He has been released on bail pending further inquiries.
Officers say the area was busy with shoppers and are appealing to anyone who was in the area at the time and may have witnessed the incident to contact police.
Anyone who can help should call PC James Hemingway on 101.