The rfu and the international rugby board are doing about it. board are doing about it. the welsh ruab board are doing about it. the welsh rugby union board are doing about it. the welsh rugby union has board are doing about it. the welsh rugby union has been board are doing about it. the welsh rugby union has been asked - board are doing about it. the welsh rugby union has been asked to - rugby union has been asked to comment. world rugby has issued worldwide guidance on concussion within the sport. this is a small study and there are other studies out there but it s hoped it will contribute to the introduction of things like pitch side concussion tests to better protect players. jordan davies, bbc news. jpr williams was a fantastic player, it s amazing disease got a fantastic head of hair, he always had flowing locks when he was racing around. speaking of greats. gavin, not talking about you, sadly, but stuart broad. retiring, what a career. he said his beans thinking about it