Pat Cummins hints at changes in Australia XI after 2nd Test loss

• Pat Cummins hints at changes to Australia's XI after their innings-and-31-run defeat to South Africa in the second Test.
• Cameron Green and Josh Inglis are mentioned as potential replacements.
• Australia can't 'paper over cracks' after the innings thrashing, according to Cummins.
• The team will need to consider changes for the deciding Test in Cape Town.
• Cummins issues a warning to Marnus Labuschagne about his performance.