A man has been arrested following a public order incident on the Luas Red Line at Goldenbridge in Dublin 8.
It is understood the man pulled the emergency brake causing the tram to stop suddenly.
One person received minor injuries and was treated by emergency services at the scene.
The arrested man was taken to Sundrive Garda Station.
There were long delays for a time on the Red Line as a result of the incident, with many commuters posting their frustration on social media.
Luas Red Line Services back on the move but there will be delays on the Red Line for approx. 1 hour until services regulate back to normal.
— Luas (@Luas) March 23, 2017