A person must have seen how a woman was humped and knocked over by a younger man inside the mall, police write on his site.
According to the police, the woman who is 75 years old must have had pain in the hip and legs and she was taken by ambulance to the hospital.
The suspected offender must have run from the scene and the police have searched the area, so far with no results.
Witnesses at the scene have been heard about the incident and a report of abuse will be made, police say.