Four people have been arrested in connection with an investigation into a violent disorder incident in Roscommon.
Gardaí have said that the incident happened on 27 July at Loughnaneane Park.
As part of the investigation, two properties were searched in Co Longford.
A man aged in his 30s, a woman in her 20s and two juveniles were arrested and are being detained at a garda station in the north west region.
An appeal for information has been issued and anyone who may have camera footage from the Loughnaneane Park area on 27 July are asked to make it available to gardaí.
Anyone with information is asked to contact Roscommon Garda Station on 090-6638300, the Garda Confidential Line on 1800 666 111 or any garda station.