Kanturk funeral: 'Mark had such a big heart and so much love to give'

Mrs Anne O’Sullivan is accompanied after the funeral mass for her son Mark O’Sullivan at the Church of the Immaculate Conception, Kanturk, Co Cork. Picture Dan Linehan
Mark O'Sullivan was the greatest son a mother could have, mourners at his funeral were told today.
A letter read out on behalf of friend Sharmila Rahman, who studied with the 26-year-old, said there was an "unbreakable" bond between Mark and his mother Anne.