Officers are appealing for anyone with details about this assault, especially those who were in the area at the time, to get in touch with them
Officers are investigating a report of an altercation in Commercial Street, Aberbargoed at around 10.45pm on Sunday 18 July, after two 16-year-old girls were reportedly assaulted near to the New Duffryn pub.
A 21-year-old woman from Bargoed was arrested on suspicion of assault and she was later released on conditional bail.
Enquiries are ongoing and we would like anyone who was in the area at the time to get in touch with us.
Anyone who may be able to assist our investigation with information, or has CCTV or dashcam footage, is asked to call Gwent Police on 101 quoting log reference 2100252736.
You can also contact us via social media on Facebook or Twitter, or you can report any information anonymously to Crimestoppers on 0800 555 111.