Big three move on

Rafael Nadal raced into the Indian Wells quarterfinals with a dominating win, while Novak Djokovic and Roger Federer needed three sets each to oust unseeded opponents on Wednesday.
Tennis' big three moved on in the California desert as the world No. 2 Nadal had the easiest time, storming into the quarters by beating 21st seeded Alexander Dolgopolov 6-3, 6-2 in just 76 minutes.
World number three Federer scrambled for the second-straight day to eliminate an up-and-comer he was facing for the first time, coming from behind to beat Thomaz Bellucci of Brazil 3-6, 6-3, 6-4.
Defending champ and world No. 1 Djokovic lost a second set tie-breaker en route to a 6-0, 6-7 (5/7), 6-2 win over Pablo Andujar.
In the quarterfinals, Djokovic will face Nicolas Almagro, who surprised seventh seeded Tomas Berdych 6-4, 6-0.
Nadal next plays unseeded David Nalbandian of Argentina, who came from behind to stun sixth-seeded Frenchman Jo-Wilfried Tsonga 3-6, 7-5, 6-3.
In other men's matches Wednesday, American John Isner defeated Australia's Matthew Ebden 6-4, 7-5, and Nicolas Almagro of Spain stopped seeded Czech Tomas Berdych 6-4, 6-0.
On the women's side of the draw French Open champion Li Na, playing in her first event since pulling out of the Paris Indoor Open, exited on Wednesday, losing to 6-4, 6-2 to Angelique Kerber.
China's Li, the first Asian player to win a Grand Slam title, suffered her first loss to Germany's Kerber in four career meetings. All three previous contests were in 2010.
Kerber next faces world number one Victoria Azarenka, who dismantled Agnieszka Radwanska of Poland 6-0, 6-2.