A 54-year-old man is said to be in a critical condition in hospital following an incident outside the Pen-y-Bont pub in Abergele.
Police say a man and woman, both local to the area, have been arrested.
Officers are now seeking witnesses to the incident, which is understood to have happened at around 10:30pm on Thursday.
More top news
The Children's Commissioner has found that nearly a third of five to eight year olds are left feeling hungry after a school dinner.
A cold but bright start to Friday, then a largely dry and bright day.
There are calls for dog owners to do more to control their animals after a spate of attacks on dogs in Port Talbot.