Four boys aged between 12 and 14 have been arrested on suspicion of rape in Rochdale.
The suspects, who are aged 12, 13, and two 14 year-olds, are in police custody.
Their arrests came after officers were called at about 6pm on Saturday to reports of a rape in Newbold, Greater Manchester Police said.
The victim is currently being supported by specialist officers.
A crime scene remains in place as officers continue their investigation, the force added.