The driver was arrested on suspicion of drug driving after testing positive for cocaine at the scene.

President Michael D Higgins led tributes to Garda Kevin Flatley, who died after being hit by a motorbike at a speed checkpoint.

The car collided with an official Garda Vehicle and a number of stationary vehicles.

The judge was giving his decision in the case of a driver who was stopped at a roadside checkpoint for a drug test and told he was required to remain there for up to an hour