The trial has begun of an Irishman accused of killing another another Irishman in Perth, Australia.

Vincent Martin Crowe is accused of murdering 21-year-old Kenny Meyler at a house in Scarborough, on February 10th last year.

On the openiong day of the trial, Detective Mark Williams told the court, he found information about Alcoholics Anonymous and Narcotics Anonymous in Mr Crowe's home.

The court was also told Mr Crowe had taken ecstasy and mephedrone in the hours before he stabbed Mr Meyler in the neck.