Gardaí are investigating a robbery at a post office in Monkstown, Co Dublin today.
The incident took place shortly before 1pm and it is believed two people were involved.
One person was arrested following the incident and is in custody at Dun Laoghaire Garda station under Section 30 of the Offences Against the State Act.
Gardaí have since recovered an imitation firearm and a sum of money.
