![Going blue: Referee Lincoln Stollery displays a blue card which will used for the first time in Sydney at the Australian ...](http://web.archive.org./web/20170704041840im_/https://www.fairfaxstatic.com.au/content/dam/images/g/x/3/t/8/y/image.related.landscape.460x307.gx3dos.png/1499086098623.jpg)
Blue card trialled in Sydney as Australian Rugby Foundation comes on board
The Australian Rugby Union's crackdown on concussions has taken another productive step with a blue card trialled for the first time in Sydney at the Australian Schools Championship.