Duanne Olivier celebrates the wicket of Azhar Ali, South Africa v Pakistan, 2nd Test, Cape Town, 1st day, January 3, 2018© Associated Press
Duanne Olivier celebrates the wicket of Imam-ul-Haq, South Africa v Pakistan, 1st Test, Centurion, 2nd day, December 27, 2018© Getty Images
Duanne Olivier used the short ball to good effect for the second successive day, South Africa v Pakistan, 1st Test, Centurion, 2nd day, December 27, 2018© AFP