South Africa v Australia, 1st Test, Centurion, 1st day
Smith and Marsh grind down SA
After South Africa chose to bowl, Dale Steyn struck first when he removed David Warner in the fifth over•Getty Images
Shaun Marsh and Alex Doolan steadied Australia with a third-wicket stand of 48•Getty Images
When Steyn claimed the wicket of Michael Clarke, Australia were 98 for 4 and struggling•Getty Images
Marsh survived a run out chance when McLaren couldn't gather the ball•Getty Images
Morne Morkel then dismissed Chris Rogers to leave Australia 24 for 2•Getty Images
Doolan played some attractive shots in his debut innings...•Getty Images
But Marsh looked in good touch on his way to a half-century•Getty Images
Smith acknowledges his half-century•Getty Images
...but he fell to Ryan McLaren before lunch to make it South Africa's morning•AFP
Steven Smith buckled down for another diligent knock•Getty Images
Marsh made his second Test century, as he and Smith extended their unbroken partnership to 199 to make it Australia's day•Getty Images