FILE PHOTO - RUC (Royal Ulster Constabulary) police officers and Northern Ireland firefighters inspect the damage caused by a bomb explosion in Market Street, Omagh, Co Tyrone, Northern Ireland, 72 miles west of Belfast, Saturday, August 15, 1998. 31 men, women and children died when a massive car bomb detonated in the town centre on the 15th of August, 1998. A dissident Republican group is being being blamed for the attack, the worst in the history of the troubles of Northern Ireland.