The trial of a father-of-four accused of murdering his best friend of 16 years in his North Dublin apartment has reached its closing stages.

The trial of a father-of-four accused of murdering his best friend at his apartment in north Dublin has heard no motive was established for the shooting.

A Dublin man on trial for the murder of an Arklow 21-year-old after he allegedly drove his car at him killing him, had "cracked up" losing his temper after a fighting with the man in an Arklow nightclub, a court has heard.