Leevale youngster Ó Lionaird on fire in Cardiff
The Irish junior record was set at 3:49.20 by Colin Costelloe a couple of weeks ago in Belfast.
The 16 year old Leevale lad he will be 17 in April has been showing huge potential throughout his career but his performance on Saturday even astounded his coach, Der O'Donovan, when the news filtered through.