Travis Head has scored one of the greatest Ashes centuries in the history of the rivalry to blast Australia to a Perth victory and a series lead in a head-spinning two-day Test.
Usman Khawaja played golf on Thursday and then battled back spasms a day later, but Cricket Australia's boss says linking the two things is drawing a long bow.
WATCH: Mitchell Starc continues to put the Aussies on his back in Perth, completing an epic return catch off his own bowling for yet another first-over wicket.