South Africa set up an epic final day of their decisive Test against Australia by batting throughout the fourth day. What does history suggest could happen?
South Africa-Australia set for classic finale – what does history suggest could happen?

Original reporting
BBC Sport: read the full reportFollow this story
Earlier reports and follow-ups on the same developing story.
Related stories
Heat unveil updated Wade statue after original's face was panned
Dwyane Wade has a new face -- on his statue.
Panthers relieve Evero of defensive coordinator duties
The Carolina Panthers are moving on from defensive coordinator Ejiro Evero, the team announced Firday, with defensive line coach Todd Wash taking over on an interim basis.
Sources: Gators to start Philo over Jones vs. No. 3 Bulldogs
Florida will start QB Aaron Philo over Tramell Jones Jr. when the No. 17 Gators try to end a five-game losing streak vs. No. 3 Georgia, sources told ESPN.
Texas Tech QB Castellanos, others still eligible as court rules against NCAA
A Kentucky Court of Appeals judge denied the NCAA emergency relief on Friday, allowing a group of players including Texas Tech quarterback Thomas Castellanos to remain eligible.
Source: Bichette to exercise $42M option to stay with Mets
Bo Bichette will exercise his $42 million player option to remain with the New York Mets next season, a source confirmed to ESPN on Friday.
Ravens QB Jackson expected to return for marquee Bills clash
The Ravens plan to have quarterback Lamar Jackson return from his high ankle sprain to play at the Bills.