A man has been arrested and a sum of cash has been recovered following a cash-in-transit robbery in Clondalkin, in west Dublin.
Another man is being sought by gardaí over the incident.
Two men approached a cash-in-transit worker as he was making a delivery to a premises at Bawnogue Shopping Centre at around 11.20am.
They threatened him with what is described as a handgun before making off in a waiting vehicle with a sum of money.
A passing garda patrol observed the vehicle leaving the car park and followed it a short distance to Kilmahuddrick where they arrested one man and recovered cash and a firearm.
The man, aged in his 30s, is being held at Clondalkin Garda Station.
Gardaí are appealing for witnesses to the robbery to contact Clondalkin Garda Station on 01-6667600, the Garda Confidential Telephone Line 1800 666 111 or any garda Station.