John Creggan was just 10½ 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. John Creggan was admitted to Tyrone County Hospital at 8:45pm and died just after midnight. 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.