Police are appealing for witnesses to an assault on a pensioner in Brighton Road, Worthing.
At around 4.15pm on Monday, October 29, the victim, a 68-year-old man, was assaulted as he was walking along the road from Worthing town centre.
There is believed to be one suspect.
The suspect is described as a white man, aged 24 to 34, 5ft 11in and of skinny build.
He was wearing a dark hooded top.
Other features of the suspect include a prominent nose and bright blue eyes.
PC Benjamin Nield of West Sussex Response Investigation Team said: “This was an unprovoked attack on the victim. The road on which it happened is a busy one and so there will hopefully be someone who saw what happened. Please come forward if you did.”
Anyone who witnessed the incident is asked to call 101 quoting serial 0368 of 30/10.
Alternatively, call the independent charity Crimestoppers anonymously on 0800 555 111.