Mohammad Amir prepares to duck a Mitchell Starc bouncer, Australia v Pakistan, 1st Test, Brisbane, 4th day, December 18, 2016© AFP
Mitchell Starc has a word with Mohammad Amir, Australia v Pakistan, 1st Test, Brisbane, 4th day, December 18, 2016© Cricket Australia
Sarfraz Ahmed gets cleaned up, Australia v Pakistan, 1st Test, Brisbane, 4th day, December 18, 2016© Cricket Australia