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VIENNA, AUSTRIA - OCTOBER 27: Tournament director Herwig Straka during a press conference on day seven of the Erste Bank Open 500 at Wiener Stadthalle on October 27, 2019 in Vienna, Austria. (Photo by Andrea Kareth /SEPA.Media /Getty Images)

VIENNA, AUSTRIA - OCTOBER 27: Tournament director Herwig Straka during a press conference on day seven of the Erste Bank Open 500 at Wiener Stadthalle on October 27, 2019 in Vienna, Austria. (Photo by Andrea Kareth /SEPA.Media /Getty Images)

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VIENNA, AUSTRIA - OCTOBER 27: Tournament director Herwig Straka during a press conference on day seven of the Erste Bank Open 500 at Wiener Stadthalle on October 27, 2019 in Vienna, Austria. (Photo by Andrea Kareth /SEPA.Media /Getty Images)

VIENNA, AUSTRIA - OCTOBER 27: Tournament director Herwig Straka during a press conference on day seven of the Erste Bank Open 500 at Wiener Stadthalle on October 27, 2019 in Vienna, Austria. (Photo by Andrea Kareth /SEPA.Media /Getty Images)

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VIENNA, AUSTRIA - OCTOBER 27: Winner Dominic Thiem of Austria sits with his trophy during a press conference on day seven of the Erste Bank Open 500 at Wiener Stadthalle on October 27, 2019 in Vienna, Austria. (Photo by Andrea Kareth /SEPA.Media /Getty Images)

VIENNA, AUSTRIA - OCTOBER 27: Winner Dominic Thiem of Austria sits with his trophy  during a press conference  on day seven of the Erste Bank Open 500 at Wiener Stadthalle on October 27, 2019 in Vienna, Austria. (Photo by Andrea Kareth /SEPA.Media /Getty Images)

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VIENNA, AUSTRIA - OCTOBER 28: Tournament director Herwig Straka, 2nd winners Edouard Roger-Vasselin of France and Mike Bryan of the USA and winners Neal Skupski of Great Britain and Joe Salisbury of Great Britain during the award ceremony of the doubles tournament on day seven of the Erste Bank Open 500 at Wiener Stadthalle on October 28, 2018 in Vienna, Austria. (Photo by Andrea Kareth /SEPA.Media /Getty Images)

VIENNA, AUSTRIA - OCTOBER 28: Tournament director Herwig Straka, 2nd winners Edouard Roger-Vasselin of France and Mike Bryan of the USA and winners Neal Skupski of Great Britain and Joe Salisbury of Great Britain during the award ceremony of the doubles tournament on day seven of the Erste Bank Open 500 at Wiener Stadthalle on October 28, 2018 in Vienna, Austria. (Photo by Andrea Kareth /SEPA.Media /Getty Images)