An investigation is under way following an armed robbery in Co Tipperary early this morning.

The incident happened at a fuel service station at Greenane, Clonmel at around 4.30am.

A man left the scene on foot carrying a firearm and later pointed it at gardaí near Clonmel town centre.

The man was arrested and taken to Clonmel Garda Station.

No one was injured in the incident.