Miami Open 2017: Federer And Nadal Advance To Quarter-Final, Alexander Zverev Beats Stan Wawrinka

Alexander Zverev, a 19-year-old German 16th-seed, stunned at the Miami Open on Tuesday by defeating top-seed Stan Wawrinka on the Swiss star’s 32nd birthday.

Roger Federer, Rafael Nadal Reach Miami Open Quarterfinals

Zverev, who also beat 2016 U.S. Open champion Wawrinka at the St. Petersburg Open in September to claim his first ATP title, topped the Swiss 4-6, 6-,2 6-1 to reach the Miami Open quarterfinals.

The German will next face 12th-seeded Australian youngster Nick Kyrgios on Thursday morning at 10 am EST. Kyrgios defeated Belgian David Goffin. 

Fifth-seeded Spaniard Rafael Nadal, meanwhile, saw off Frenchman Nicolas Mahut 6-4, 7-6 (4), while fourth-seed Roger Federer eliminated 14th-seeded Spaniard Roberto Bautista Agut, 7-6 (5), 7-6 (4). Federer will play tenth-seeded Czech Tomas Berdych in Thursday morning’s other quarterfinal. Nishikori will face Italian Fabio Fognini on Wednesday afternoon (3 pm EST), while Nadal will play 24-year-old American Jack Sock, a 13th-seed from Nebraska, on Wednesday night (9 pm EST).

Sock had beaten compatriot Jared Donaldson 6-2, 6-1, and Fognini eliminated American Donald Young, 6-0, 6-4. Federer’s win was his 16th in 17 matches in 2017.

Second-seed Kei Nishikori of Japan, a finalist at Key Biscane last year, rallied from a break down in the last set to top Argentina’s Federico Delbonis 6-3, 4-6, 6-3.

Second-seeded Czech Karolina Pliskova reached the women’s semifinals with a 6-3, 6-4 win over 26th-seeded Croatian Mirjana Lucic-Baroni.

Caroline Wozniacki progressed to the women’s semi-finals with a straight sets win over Lucie Safarova.

The Danish former world number one, seeded 12th in Miami, was a 6-4 6-3 winner against her Czech opponent.

Wozniacki and Pliskova will face off on Thursday morning (10 am EST).

Top-seeded German Angelique Kerber and 11th-seed Venus Williams will play each other in Wednesday night’s quarterfinal at 7 pm EST.

KEY BISCAYNE, FL – MARCH 28: Alexander Zverev of Germany in action against Stan Wawrinka of Switzerland at Crandon Park Tennis Center on March 28, 2017 in Key Biscayne, Florida. (Photo by Julian Finney/Getty Images)