A man in his 40s sustained shoulder and arm injuries in an assault in Belfast city centre on Wednesday evening.
The incident happened just after 5:40pm at Victoria Street.
Detective Sergeant Natalie Moore said the man was taken to hospital by ambulance.
“The male suspect, who was wearing dark clothing, is believed to have made off on foot, heading in the direction of Dunbar Link.
“This happened at a busy time of the evening, when people would have been out and about, perhaps heading home from work.
“I am appealing to anyone who witnessed this attack, or who may have captured dash cam footage, to contact us on 101 quoting reference number 1494 of 20/10/21,” added Detective Sergeant Natalie Moore.
Information can also be provided to Crimestoppers anonymously on 0800 555 111 or online at www.crimestoppers-uk.org.