The mother of a 21-year-old Clare man accused of murdering his 17-year-old sister broke down in the witness box as she told a jury she didn't know why her son killed her daughter.

LIMERICK footballers may have been absent from Croke Park for 30 years, but they are the only county of the four contesting the Division One and Two Allianz National Football League finals in Croke Park tomorrow to have won an All-Ireland.