Zander Lombard recovered from a double bogey to regain the lead at Gary Player Country Club after Louis Oosthuizen had hit the front.
South African Zander Lombard sits on top of the leaderboard after the second round of the Nedbank Challenge on Friday.
Louis Oosthuizen was awake at 3am with kidney stone pain, but the South African later produced a superb round to lead the Nedbank Challenge.
Tommy Fleetwood was approaching the end of his first round at Sun City when a group of mongooses took a liking to his golf ball.
Rory McIlroy has now spent 500 weeks inside the top 10 in the Official World Golf Rankings, reportedly clinching a record.
In the first ever professional golf tournament play-off to be settled under floodlights, Tyrrell Hatton clinched the Turkish Airways Open.
Martin Kaymer was left bemused after witnessing playing partner Eddie Pepperell run out of balls and depart Saturday's European Tour event.
On a day when several of his rivals went backwards, Matthias Schwab pulled further clear in Turkey in pursuit of a maiden European Tour win.
Danny Willett is part of a four-man group sitting one shot behind Turkish Airlines Open leader Matthias Schwab.
Justin Rose is just two shots behind leaders Matthias Schwab and Tom Lewis as he eyes a third consecutive Turkish Open triumph.