Eight ATP stars—including Rafael Nadal and Novak Djokovic—showed up early to Melbourne to play the Tie Break Tens exhibition on Margaret Court Arena.
Each match consisted of one tiebreak to 10 points, meaning all three rounds could be wrapped up in one night.
Because of the brief structure, it's hard to glean much from the results, but we did learn this much:
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Stan Wawrinka withdrew with a shoulder injury.
This is surprising considering it was the Swiss' knee that ended his 2017 season.