Four arrested in connection with armed robbery outside Crumlin post office 

A man armed with what appeared to be a firearm threatened an employee transporting a cash box

The men, two aged in their 20s and one in his 50s, and the woman, 20s, are currently being detained at various garda stations.

Three men and one woman have been arrested in connection with an armed cash-in-transit robbery that occurred outside a post office in Crumlin last month. 

The armed cash in transit robbery took place outside the post office on the Old County Rd in Crumlin at 12.15am on June 3.