Former champ Wawrinka faces familiar foe while Muguruza and Svitolina square off.
Highlights: Djokovic v Laaksonen
World No.1 in cruise control as he dispatches Swiss for loss of just eight games.
- Popcorn matches: Day six
- © Philippe Montigny / FFTHighlights: Osaka v Azarenka
Current No.1 recovers from set and break down to beat former world No.1
- ©Corinne Dubreuil / FFTWhat we learned: Thiem's crazy trial
Thiem had to tame bewildering shots - and underarm serves - of Bublik to advance.