Tatafu Polota-Nau could quit rugby if concussed again

Wallabies hooker Tatafu Polota-Nau says he will consider retiring or taking a long break from rugby union if he suffers another bad head knock. Polota-Nau, who has a history of concussions, was forced off after copping a knock in the opening minutes of the NSW Waratahs’ Super Rugby win over the Brumbies in Canberra on […]