A book of condolence has been opened at Monaghan Garda Station in memory of Garda Kevin Flatley. Father of two Kevin Flatley - from Balbriggan in Dublin, is the 90th member of Gardai killed in the line of duty.
He was struck by a motorcycle while manning a speed checkpoint between Swords and Balbriggan. The motorcyclist, aged in his 30s, remains in serious condition in Beaumont Hospital.
The Taoiseach Micheál Martin says it's time for the nation to reflect on road safety: