A woman was ambushed by a gang of robbers in a Sheffield street.
South Yorkshire Police said the 29-year-old woman was accosted by a group of around 10 males, who stole her phone.
The age of the culprits has not yet been released.
They struck on Herries Road, Shirecliffe, at 12.50pm yesterday.
Anyone with information should call South Yorkshire Police in 101.