Nadal and Murray advance to last 16, Federer gone

Updated: March 26, 2012

Rafael Nadal eased through to the last 16 at the ATP Miami Masters, while 4th seeded Andy Murray advanced without even hitting a ball.

Nadal continued his domination over Czech Radek Stepanek with a straight forward 6-2, 6-2 victory in a third round match on centre court.

Murray reached the fourth round by not hitting a ball when Canadian Milos Raonic withdrew with a right ankle injury.

Nadal, who is chasing his first Miami title, has now beaten Stepanek in all six contests dating back to their first meeting in 2004.

Roger Federer’s run of 16 victories came to an end with a shock defeat to Andy Roddick in the third round of the Sony Ericsson Open on Monday, losing 7-6 1-6 6-4. Roddick will next play Spain’s Juan Monaco, who beat France’s Gael Monfils 4-6 6-3 6-4.

Australian Open champion Novak Djokovic, bidding for his second title of the season, dispatched fellow Serb Viktor Troicki 6-3 6-4.

Mardy Fish also advances after defeating in form Kevin Anderson 6-4,6-3, he will face Spain’s 12th seed Nicolas Almagro, who played solid tennis in his 6-3 6-4 win over compatriot Fernando Verdasco.

In the ladies draw, Serena Williams produced 20 aces on her way into the quarterfinals of the in Miami with a 7-5 6-3 win over Australian Samantha Stosur. Russian Maria Sharapova also booked a place in the quarters with a 6-4 7-6 win over compatriot Ekaterina Makarova despite being broken four times.

Victoria Azarenka scraped into the quarterfinals of the Sony Ericsson Open, surviving a two hour 49 minute battle with Slovak Dominika Cibulkova 1-6 7-6 7-5.