Three men who were being questioned by the PSNI since Thursday in connection with the murder of Paul Quinn were released without charge last night.
Mr Quinn, from Cullyhanna, was beaten to death in an isolated Co Monaghan barn last October.
Ten men have now been arrested in total in the past week by police on both sides of the Border. Only one remains in custody.
He was arrested by gardaí in Co Monaghan yesterday.
