Daniel Donnelly was just 13 years old when he was critically injured by an unexploded bomb around 6pm at Killymoon Street, Cookstown where he lived on Sunday 14th February 1943. Dan died on the way to Tyrone County Hospital in Omagh. John Creggan, aged 10, who also lived at Killymoon Street, was also critically injured and died later that night. The remains of the two boys were brought home to Cookstown on Monday evening and they were buried on Tuesday morning in Cookstown.
Derryloran (Chapel Hill) Graveyard lies on Westland Road South in Cookstown. There are three CWGC casualties in this graveyard, one from World War One and two from World War Two.