9/12/2017 New Luas Green Line Extension official launch. Taoiseach and Fine Gael leader Leo Varadkar speaking at the official opening of Luas Cross City at the GPO in Dublin. The extended section of the Green Line which runs from St Stephen’s Green in the city centre to Broombridge on Dublin’s northside, becomes fully operational at 2pm today. Photo: Sam Boal/RollingNews.ie