It's believed to have taken place between 6pm and 6.30pm
Witnesses are being sought following an altercation in Castletown earlier this week.
The Isle of Man Constabulary Southern Neighbourhood Policing Team say its investigating the dispute between young males on Monday in the vicinity of the former Ocean Ford garage (opposite the main Janet's Corner entrance).
It's believed to have taken place between 6pm and 6.30pm.
Officers are also looking for videos that may have been taken or distributed on social media.
Anyone with information is urged to contact police on 631212.
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