Two men have been arrested after a teenage girl was raped in Chesterfield at the weekend.
Police say they understand it happened in Walton Dam between 4pm and 7pm on Saturday, June the first.
They're asking anyone who might have witnessed the attack to contact them.
Alternatively, anyone who saw two teenaged girls in the area at the time is also being encouraged to come forward.
Detective Sergeant Chris Ronayne from Derbyshire Police said:
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