John Kelly, the brother of Michael Kelly, who was shot dead on Bloody Sunday in 1972, reacts with relatives o fother victims, after leaving the Guildhall in Londonderry, Northern Ireland, Tuesday, June, 15, 2010. Relatives of 13 Irish demonstrators shot to death by British troops on Northern Ireland's Bloody Sunday celebrated the publication of a fact-finding report into the 1972 atrocity - in which soldiers shot unarmed, often fleeing civilians in the back. More than 1,000 residents tearfully welcome the 12-year conclusions of the Bloody Sunday Inquiry, beamed live on a massive TV screen in front of Londonderry's city hall, as British Prime Minister David Cameron apologized for "unjustifiable" killings - some 38 years after an initial British probe branded the dead as gunmen and bombers. (AP Photo/Peter Morrison)

Photo by: Peter Morrison

John Kelly, the brother of Michael Kelly, who was shot dead on Bloody Sunday in 1972, reacts with relatives o fother victims, after leaving the Guildhall in Londonderry, Northern Ireland, Tuesday, June, 15, 2010. Relatives of 13 Irish demonstrators shot to death by British troops on Northern Ireland's Bloody Sunday celebrated the publication of a fact-finding report into the 1972 atrocity - in which soldiers shot unarmed, often fleeing civilians in the back. More than 1,000 residents tearfully welcome the 12-year conclusions of the Bloody Sunday Inquiry, beamed live on a massive TV screen in front of Londonderry's city hall, as British Prime Minister David Cameron apologized for "unjustifiable" killings - some 38 years after an initial British probe branded the dead as gunmen and bombers. (AP Photo/Peter Morrison)