The issue of concussion in sport has been ever-present in recent years. And with the spotlight continuing to shine, codes in New Zealand and Australia are ramping up efforts to improve the identification and management of impact-related head injuries. Rugby's latest move involves the trial of a Virtual Reality eye-tracking test in the new trans-Tasman competition. Join RNZ sports reporter Clay Wilson on Extra Time as heââ'¬â"¢s joined by New Zealand Rugby medical manager Karen Rasmussen, and specialist emergency physician and match day doctor Dr John Bonning to discuss the trial, and the other latest developments involving concussion. Plus we catch up with the Black Ferns sevens, swimming star Lewis Clareburt and para shot putter Lisa Adams.