RTÉ reporter Gavin O'Callaghan spoke to voters in Killester. Minister of State for Mental Health and Older People, Mary Butler. Sinn Féin TD Donnchadh O'Laoghaire. Aontu leader Peadar Toibin. Established Professor of Law at University of Galway, Donncha O'Connell. Deputy Political Editor with the Irish and Sunday Independent, Huge O'Connell.