Kvitova was defeated by last year's runner-up Bertians in straight sets
Roger Federer of Switzerland defeated Gayle Monfils
Madrid. Defending champion was out of the Czech Republic's Petra Kvitova Madrid Open. He defeated last year's runner-up by Kiki Bertions of the Netherlands. Burton made the title 6-2, 6-3. On the other hand, Naomi Osaka of Japan, the world's number one player, had to be reversed. She defeated Belinda Benedict of Switzerland 3-6, 6-2, 6-7. Benici beat him in the Indian Wells tournament in March this year.
Roger Federer of Switzerland recorded his 1200th career victory. He defeated Guy Gael Monfils of France Federer made the title 6-0, 4-6, 7-6 (7/3) in the match. Federer said after the match, "I was struggling against Monfils." By the end of the match, I was not confident that I would be able to win, because it was difficult to play due to the strong winds. "
Djokovic and Nadal also reached the quarter-finals
Top seed Serbia's Novak Djokovic defeated Jeremy Chardi of France to secure his place in the quarterfinals. Djokovic won this match 6-1, 7-6 (7/2). Spain's Rafael Nadal defeated Francis Tyfoy of America 6-3, 6-4. In the next round, they defeated Switzerland's Steven Wawrinka. Wawrinka defeated KE Nishikori of Japan 6-3, 7-6 (7/3).
Zwerev will fight against Sitasipas
Defending champion Germany's Alexander Zverev also reached the quarter-finals. He beat Hubert Herakaz of Poland 3-6, 6-4, 6-4. In the next round, Zwerev will compete against Stefanos Sitasipas of Greece. Sitasipass defeated Spain's Fernando Verdasco 6-3, 6-4