by Q Radio News
Two men in their 50s are being treated in hospital for serious head injuries, following an attack outside a bar in Holywood.
It happened on Hibernia Street at around 11 last night.
Police say the injured men were attacked by a single assailant.
A 54 year old man was arrested shortly after at a nearby filling station.
The suspect remains in police custody and is being questioned by detectives.
Detective Sergeant Lauren Edwards said, "We know there was a large crowd in the area at the time and I would like to appeal to those people who were there and who may have witnessed what happened to please get in touch.
"Detectives can be contacted at Bangor CID by calling 101, quoting reference 1404 25/01/19.”