Police are appealing for help after a dog-walker was attacked by a group of men in Walworth.
The incident occurred at just after midnight on January 23, as the victim walked through Victory Place Park.
According to police, the 37-year-old man was robbed of his mobile phone after he was pushed and slapped by the group.
All of the suspects are described as black males, although the victim can only describe two of the attackers in detail.
One is described as a chubby, curly-haired man with a goatee in his mid-20s. He was around 6ft 1ins in height. Another suspect is described as being around 5ft 9ins to 6ft 1ins in height and aged in his mid-to-late twenties. Both men were wearing dark clothing.
Anyone with information is asked to call Southwark CID on 020 7232 6127 or the police non-emergency line on 101. Alternatively call Crimestoppers, anonymously, on 0800 555 111.