NEW : Petrol bombs hurled at police after arrests in connection with soldiers ' killings . The Continuity IRA , a republican splinter group that does not accept the Good Friday Agreement , said it had killed Carroll , Britain 's Press Association reported . Three arrested over slayings of two soldiers in Northern Ireland last week . Score: 6 Two republican groups have reportedly claimed responsibility for the killings .
NEW : Petrol bombs hurled at police after arrests in connection with soldiers ' killings . Three arrested over slayings of two soldiers in Northern Ireland last week . Score: 6 Two republican groups have reportedly claimed responsibility for the killings .