Undercover Gardai are tackling anti-social behaviour on public transport systems across Dublin.
Assistant Commissioner Anne Cagney confirmed to councillors covert and overt garda operations were being undertaken across the Luas, Buses, Dart, and Trains.
Complaints about anti-social behaviour - such as, drug use, intimation and assaults - on public transport has been rampant with may calling for a separate transport police to be setup.