Why the Eli Katoa story has the NRL industry rattled

The scenes of Eli Katoa looking distraught on the sidelines after three nasty head knocks were confronting. The news that he had to undergo surgery to ease pressure on his brain was disturbing. Now the industry is asking how this happened and whether the existing guidelines are doing everything possible to protect the game's players. Featured: Jack Snape, journalist, The Guardian. Subscribe to the ABC Sport Newsletter