Scotland's lock Richie Gray (R) and Australia's flanker Scott Fardy (L) vie in a maul during a quarter final match of the 2015 Rugby World Cup between Australia and Scotland at Twickenham stadium, southwest London on October 18, 2015. AFP PHOTO / MARTIN BUREAU RESTRICTED TO EDITORIAL USE, NO USE IN LIVE MATCH TRACKING SERVICES, TO BE USED AS NON-SEQUENTIAL STILLS (Photo credit should read MARTIN BUREAU/AFP via Getty Images)
