Police arrested a 15-year-old boy from Gloucester in the early hours of Tuesday 22 February on suspicion of rape and sexual assault.
This arrest is connected to an incident in Montpellier park, Cheltenham on Saturday 11 December and the boy currently remains in police custody.
Officers are continuing to appeal for anyone who witnessed anything suspicious in the area, at the time.
Rape and Serious Sexual Offences Detective Sergeant Faye Satchwell-Bennett said: “We are currently in the process of submitting further evidence for examination in this case. However, please can I urge people to cast their minds back to that day – if they were in the park area, if they heard or saw anything suspicious, particularly a group of young people concentrated around the centre of the park. We’d please like you to get in touch.”
You can contact police by completing the following online form and quoting incident number 332 of 11 December: https://www.gloucestershire.police.uk/tua/tell-us-about/cor/tell-us-about-existing-case-report/
Alternatively you can call police on 101 or speak to Crimestoppers anonymously by calling 0800 555 111 or online at https://crimestoppers-uk.org/