A woman suffered head injuries after being attacked by a group of people at a music concert last night.
Police are appealing for witnesses to an assault at the event in Bedford Park at about 10.45pm.
The main offender is described as a white woman with blonde hair in a bob, tanned, thin and was wearing denim shorts. She was with a group of men.
Detective Constable Claire Case, investigating, said: “This was a nasty, unprovoked attack. I would urge anyone who saw what happened, or who knows is responsible, to call police.”
Anyone with any information should call DC Case on 101 or Crimestoppers, anonymously, on 0800 555111.