23 July 2012 Last updated at 15:08 ET

Two bailed over Jonathan Sillett death in Prestatyn

Jonathan Sillett died on Saturday evening

A man and a woman have been bailed on suspicion of murder after a 42-year-old man collapsed following an altercation.

Police said Jonathan Sillett died after an incident in Beach Road, Prestatyn late on Saturday evening. A post-mortem examination is being carried out.

A 22-year-old man and a woman, 21, were questioned.

On Sunday, North Wales Police appealed for information after saying a man had died after collapsing following a row with the occupants of a vehicle.

Officers said an incident occurred in an area where the Prestatyn carnival and funfair had been held earlier in the day.

The force said a woman called officers at 21:48 BST on Saturday, reporting vehicles being "driven erratically" in Beach Road.

On Monday, police confirmed two arrests had been made and Mr Sillett's death was being treated as murder.

A major incident room has been set up and family liaison officers are assisting Mr Sillett's family.

Det Ch Insp, Graham Talbot, said: "There were a number of vehicles in the area at the time of the incident and officers will be speaking to those vehicle occupants as soon as possible.

"We are working closely with our neighbourhood policing teams to ensure the local community are reassured that we are making progress with the investigation and that we are seeking the support and assistance from the local community.

"I am now appealing for information from anyone who may know something about the incident to make contact with police."

Anyone with information is asked to call North Wales Police on 101 or contact Crimestoppers anonymously on 0800 555 11.