Andre Agassi & Steffi Graf.
As the #USOpen begins, we are asking you to join tennis debates aided by Watson. 
Who is the most influential tennis player in history? Let us know what you think in the thread below.pic.twitter.com/DL8gwjYJcy
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Two excellent players!
Join us for Open Questions with Watson: https://ibm.co/3lztfZA
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@rogerfederer on and off the court! -
Great choice Sandi!
You can join us for Open Questions with Watson here: https://ibm.co/3gOQoDR
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Arthur Ashe would have to be pretty high on that list.
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Great point Eric! You can join us for Open Questions with Watson here: https://ibm.co/2YXIW38
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influential? Billie Jean King. Not even a close second.
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Great choice Joe! Join us for Open Questions with Watson here: https://ibm.co/2EOOK8i
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John McEnroe.
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Excellent choice!
Tune into Open Questions with Watson here: https://ibm.co/3hYbZea
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