North Wales Police says a police officer received minor injuries while dealing with the incident in Wrexham town centre.
North Wales Police would like to thank the public, residents and local businesses for their co-operation and patience during in this incident.
We appreciate that there was disruption in Chester St. However, during the course of the incident the safety of all involved was our prime concern.
While no member of the public was harmed, a police officer was struck by debris thrown by the offenders and she received minor injuries.
More top news
Showers will clear this evening to leave a largely dry night with clear skies. Temperatures expected to tumble with a risk of frost in parts
Watch our report with the rugby region's stars, who were feeling the heat in some very specialist pre-season training today.
As it's announced that response times will be axed for most 999 calls, our Health and Social Affairs Correspondent assesses what it means.