Officers from the Melbourne East Tasking Unit have released CCTV and images as their investigation into an assault at a bookstore in Melbourne continues.
Investigators have been told a man attended a business on Collins Street about 12.20pm on 26 November.
A staff member approached the man to check compliance with conditions of entry.
There was a disagreement between the two which escalated and resulted in the man pushing the staff member in the chest and causing him to fall down an escalator.
The offender then left the scene.
He is perceived to be Caucasian with light-blond facial hair.
At the time of the incident he was wearing a rainbow-coloured hoodie with black pants and runners.
The victim was treated by ambulance crews at the scene.
Investigators have released CCTV and images of a man that they believe may be able to assist with their enquires.
Anyone who recognises the man or with further information is urged to contact Crime Stoppers on 1800 333 000 or submit a confidential crime report at www.crimestoppersvic.com.au
