A 12-year-old girl has been raped in a park.
Police were called to Crowcroft Park in Levenshulme, Manchester, at around 11.20pm on Thursday night after reports of concern for a girl.
On arrival, officers discovered that the youngster had been raped, Greater Manchester Police (GMP) said.
The park, in south Manchester, has been sealed off. Two police tents have been erected over a grassed area in one corner, as forensic teams search the area.
Anyone with any information about the incident should call police on 101 quoting incident number 2260 of September 1.
Detective Inspector Ian Cottrell, of GMP's serious sexual offences unit, said: "People will be understandably concerned and I want to assure you that we have increased patrols in the area.
"We are offering the victim specialist support at what is a very difficult time.
"If you have any concerns at all or want to speak to someone to pass on information or report a sexual assault, you can contact police on 101 or the independent charity Crimestoppers, anonymously on 0800 555 111."