Michelsen followed up Tien’s upset of Ben Shelton with a win of his own over Taylor Fritz at the BNP Paribas Open.
The Brit claimed a 6-1, 7-5 victory and will now face Novak Djokovic for the first time since Wimbledon in 2021.
The 24-time Grand Slam champion advanced to the fourth round in three sets.
For the fourth time in her career, the Swiss moved through to the Round of 16 in Tennis Paradise.
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