Three men arrested by Gardaí investigating an armed robbery in Stradone in Cavan remain in custody.
They were arrested by Gardaí investigating the incident which took place at the local Post Office on April 22nd.
The men, one in his 40s and two in their 20s, are being held for questioning at Garda stations in Co Cavan.
It follows the arrest of a man in his 30s two days after the incident.
He was questioned by Gardaí and later released without charge, with a file being prepared for the Director of Public Prosecutions.
Gardaí are continuing to appeal for information on the incident, which took place shortly after 10am on April 22nd at Stradone Post Office.
A vehicle, which is believed to have been involved in the incident, was found burned out nearby short time later at Lisnageer near Cootehill.
