JP Duminy and Hashim Amla extended their stand into the final session, South Africa v Sri Lanka, 3rd Test, Johannesburg, 1st day, January 12, 2017© Gallo Images
Hashim Amla works the ball into the leg side, South Africa v Sri Lanka, 3rd Test, Johannesburg, 1st day, January 12, 2017© Gallo Images
JP Duminy takes in his hundred, South Africa v Sri Lanka, 3rd Test, Johannesburg, 1st day, January 12, 2017© Associated Press