A woman in her 50s has been released without charge following the discovery of the body of a man in his 50s in Cookstown, Dublin, on Friday afternoon.
A file is being prepared for the Director of Public Prosecutions.
Gardaí said that a post-mortem examination has been carried out. The preliminary results are not being released for operational reasons.
They are appealing to anyone who was travelling in the area of the junction of Second Avenue and Cookstown Way in Cookstown, including those with camera footage, between 10pm on Thursday and 1.30pm on Friday to contact them.
Anyone with information is asked to contact Tallaght Garda Station on (01) 666 6000, the Garda Confidential Line on 1800 666 111, or any garda station.