Gqeberha, Oct. 21 -- Travis Head remained unbeaten on 87 to lead Australia's fightback after South Africa bowled out the visitors for just 99 in their first innings and enforced the follow-on on Day 4 of the second Test of the three-match series in Gqeberha.

Marco Jansen led the charge with a five-wicket haul, finishing with figures of 5/33 as Australia conceded a massive 326-run first-innings lead. Resuming the day at 3/1 after losing Nic Maddinson late on Day 3, Australia struggled to build partnerships as South African bowlers struck at regular intervals.

Ryan Rickelton and Jansen combined to dismiss Scott Boland before Jansen removed Travis Head for 14, leaving Australia reeling at 22/3. Marnus Labuschagne and Steve Smith attempted ...