Can you help an ongoing police investigation into an alleged assault and robbery in Newport?

Officers were called to a report that a 25-year-old man had been assaulted and had his mobile phone stolen on Bowling Green Lane at around 4pm yesterday (Thursday). 

He was taken to hospital to be treated for an injury to his head and is now recovering at home, according to Hampshire Constabulary.

Police said before the assault the man had been approached by a group of three or four men shouting racial abuse at him. 

Four men aged 21, 22, 31, and 37, arrested on suspicion of assault, have been released from custody without charge. They remain under investigation.

If you can help with the ongoing enquiries call DC Hayley Clayton at Newport Police Station on 101, quoting the reference number 44180383265.

Alternatively you can call Crimestoppers on 0800 555 111, where information can be left anonymously.