Johannesburg - Vernon Philander got South Africa going, bowling Michael Clarke for 2 in
the 2nd over on day 5 of the second Test at the Bidvest
South Africa lead the two-Test series 1-0.
Australia ended day four on 142/3 and require another 168 runs for victory, with seven wickets in hand.
Ricky Ponting is unbeaten on 54 and Michael Clarke on one.