He was Stephen Wallace and lived in Drumbawn Close in Enniskillen, where the incident took place on Sunday. Mr. Wallace passed away on September 21. Mr Wallace was the father of Jason. The Police Service of Northern Ireland (PSNI) previously reported that a 42-year-old man remains in police custody this morning following the sudden death of Mr. Wallace, who was in his sixties. It is understood that the 42-year-old man is assisting officers with their enquiries.