Alan Hawe, aged 40, brutally murdered his sons Liam, 13, Niall, 11, and Ryan, 6, by slitting their throats as they lay asleep ...

Alan Hawe murdered his wife and children in a murder-suicide, with the wife's sister now exploring his motives in a new book ...

Alan Hawe brutally murdered his wife and three sons before taking his own life in a murder-suicide that shocked Ireland - now ...