The Eli Katoa concussion story has rattled rugby league. Many have asked how the Tongan international managed to have three sickening head clashes in one afternoon of footy. The NRL has laid the blame at the feet of the trainers and medical staff on the day, but do they need to consider the way head knocks are assessed pre-game and at training? Featured: Myles Houlbrook-Walk, reporter, 730. Featured: Myles Houlbrook-Walk, reporter, 730. Subscribe to the ABC Sport Newsletter
