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MELBOURNE, AUSTRALIA - JANUARY 20: Noah Rubin of the United States plays a forehand in his second round match against Pierre-Hughes Herbert of France during day three of the 2016 Australian Open at Melbourne Park on January 20, 2016 in Melbourne, Australia. (Photo by Darrian Traynor/Getty Images)

MELBOURNE, AUSTRALIA - JANUARY 20:  Noah Rubin of the United States plays a forehand in his second round match against Pierre-Hughes Herbert of France during day three of the 2016 Australian Open at Melbourne Park on January 20, 2016 in Melbourne, Australia.  (Photo by Darrian Traynor/Getty Images)