ATP roundup: Karen Khachanov starts strong in Doha
No. 6 seed Karen Khachanov of Russia bested American challenger Mackenzie McDonald 7-6 (3), 6-3, in the first round of the Qatar ExxonMobil Open on Monday at Doha, Qatar.
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ATP roundup: Alexander Zverev rolls into semifinals at Montpellier
Top-seeded Alexander Zverev of Germany needed just 50 minutes to complete a 6-1, 6-0 victory over France's Adrian Mannarino on Friday and reach the semifinals of the Open Sud de France at Montpellier.
Alexander Zverev concerned more players at Australian Open have COVID-19 in wake of Ugo Humbert positive
Fresh off his straight sets victory over Australia's John Millman, German Olympic gold medallist Alexander Zverev raised his concerns about COVID testing at the Australian Open.
'We're not getting tested': Zverev says more players probably have COVID-19
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