Usman Khawaja drives into the off side, Australia v Pakistan, 3rd Test, Sydney, 1st day, January 3, 2017© Cricket Australia/Getty Images
David Warner leaps to celebrate his 18th Test century, Australia v Pakistan, 3rd Test, Sydney, 1st day, January 3, 2017© Cricket Australia/Getty Images
Yasir Shah receives treatment during a drinks break, Australia v Pakistan, 3rd Test, Sydney, 1st day, January 3, 2017© Getty Images