South Africa 102-4 chasing 421 to beat Australia in Durban

South Africa closed day four in Durban on 102-4, needing 319 more to beat Australia. Australia declared on 314-6 at tea, setting 421 after first-innings scores of 390 and 284. Aiden Markram held on 45 not out after Josh Hazlewood took 2-20 and Pat Cummins dismissed Tristan Stubbs late.