The tournament is taking place in Paris.
The men's semi finals take place today at the French Open in Paris.
13 time champion Rafael Nadal of Spain faces Germany's Alexander Zverev.
Nadal turns 36 today and is bidding for a 22nd Grand Slam title.
The other last four encounter sees Norway's Casper Ruud to go head to head with Croatia's Marin Cilic.

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