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MELBOURNE, AUSTRALIA - JANUARY 16: Dennis Novikov of the United States serves in his match against Yuichi Sugita of Japan during the third round of 2016 Australian Open Qualifying at Melbourne Park on January 16, 2016 in Melbourne, Australia. (Photo by Scott Barbour/Getty Images)

MELBOURNE, AUSTRALIA - JANUARY 16:  Dennis Novikov of the United States serves in his match against Yuichi Sugita of Japan during the third round of 2016 Australian Open Qualifying at Melbourne Park on January 16, 2016 in Melbourne, Australia.  (Photo by Scott Barbour/Getty Images)