Garda Commissioner Drew Harris assisted in arresting a woman suspected of drink driving in Dublin yesterday.
Commissioner Harris was returning from a meeting at Garda headquarters when he noticed a car being driven erratically in Blanchardstown.
He notified local gardaí, and members of the road policing unit attended the scene at 5.30pm.
A woman was arrested and taken to Blanchardstown Garda Station.
"The Garda Commissioner was present yesterday at a road traffic incident during which a driver was arrested for a road traffic offence," gardaí confirmed.