 The principle celebrant was Father Michael Canny, who was assisted by Father Aidan Mullan (administrator of the Long Tower), Father Christopher McDermott and the Roman Catholic Bishop of Derry - Donal McKeown.In attendance at the Funeral Mass was the former US President Bill Clinton, Irish President Michael D Higgins, Irish Prime Minister Enda Kenny, Northern Ireland's First Minister Arlene Foster, along with a large number of dignitaries which included representatives of the British government, former Irish Prime Ministers, Mary McAleese the former Irish President, representatives of the Roman Catholic, Presbyterian and Methodist Churches, members and former members of Irish and Northern Irish political parties, as well as members of the general public who packed the church for the Funeral Mass.Media from the UK, Ireland and around the world came to the Long Tower to cover the funeral which was relayed by camera links inside the church to a screen erected at "Free Derry Corner" in the heart of Derry's Bogside, as well as transmitted live online for all to view.