Top seed Rafa Nadal and Australian Open champion Stan Wawrinka both advanced through to the last 16 of the Miami Masters on a day that saw no major casualties amongst the top seeds in both the mens and ladies draw.

World number one Nadal, a three times runner-up in Miami, looks to have put his early exit from Indian Wells behind him after moving into the last 16 with a 6/1, 6/0, demolition job of Uzbekistan's Denis Istomin. The Spaniard remains on track for a third tour title of 2014 and a 27th Masters title in all.

Next up for the Spaniard is Fabio Fognini who had to dig deep to get through his clash with Roberto Bautista Agut. The Italian battling to a 4/6, 6/3, 6/3 victory.

Australian Open champion Stan Wawrinka, who by his own admission believes he is suffering from a Grand Slam hangover, looked in top form when he brushed aside Edouard Roger-Vasselin 7/5, 6/4. The Swiss controlled the game from the baseline with power and accuracy, showcasing what is regarded as one of the best backhands in the game.

Next up for Wawrinka is Alexandr Dolgopolov, the Ukrainian rallying to a 3/6, 6/0, 7/6 win over Dusan Lajovic. Wawrinka will be aware of Dolgopolov following his victory over Nadal at Indian Wells two weeks back and will have to be at his very best if he wants to advance through to the quarterfinals for the first time in Miami.

Seventh seed Tomas Berdych will take on big serving American John Isner in the last 16, following their straight set wins over Joao Sousa and Nicolas Almagro respectively, while Milos Raonic will take on surprise package Benjamin Becker.

Canadian Raonic booked his passage with a, 6/1, 6/2 win over Spaniard Guillermo Garcia-Lopez while Becker powered to a straight sets win over Aljaz Bedene.

Last 16 action today, sees Roger Federer take on Richard Gasquet, the Frenchman having beaten Federer on only two occasions from their thirteen meetings, defending champion Andy Murray faces a tough encounter against Jo-Wilfred Tsonga while both Nadal and Djokovic look set to advance against Fognini and Robredo respectively.

In the ladies draw, five times champion Serena Williams powered into the quarterfinals with a 6/3, 6/1 victory over Coco Vandeweghe. German Angelique Kerber is next up for the American superstar following her tough 6/4, 1/6, 6/3 win over Ekaterina Makarova.

Maria Sharapova and Petra Kvitova will face-off in a battle of former Grand Slam champions after their hard fought three set victories over Kirsten Flipkens and Ana Ivanovic respectively.

Dominika Cibulkova ended Venus Williams hope of a final clash with her sister, the Slovakian eventually winning, 6/1, 5/7, 6/3 to set up a quarterfinal clash with 2012 champion Agnieszka Radwanska. The polish number three seed giving her knee a severe test against Elina Svitolina in a hard fought 7/6, 5/7, 6/2 win.

China's Li Na continued her rich vein of form setting up an intriguing quarterfinal clash with Carolina Wozniacki. Na conceded just two games on her way to a 6/0, 6/2 win over Carla Suarez Navarro while Wozniacki went one better thrashing Varvara Lepchenko, 6/0, 6/1.

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Topics:
#Rafael Nadal
#Tennis
#Roger Federer
#Maria Sharapova
#Andy Murray
#Serena Williams