Indian Wells, California  - Defending champion Novak Djokovic continued to rebuild his fragile confidence with a 7-5, 6-4 win over Argentine Marcel Vassallo Arguello to move into the third round of the Indian Wells Masters on Sunday.

"This year hasn't started maybe the way I thought I would, but now I've raised my confidence in a higher level," said the 2008 Australian Open champion who won his first title of this season a fortnight ago in Dubai.

"Winning there meant a lot for my confidence level and for my game overall."

Indian Wells, California  - Roger Federer insisted on Saturday that his impending summer fatherhood won't impact his tennis as he strives for more history in the sport.

"I've always had the dream that once I became number 1, that if I have a child I hope I have it early enough so he can see me playing," he said after reaching the third round of the Indian Wells Masters 7-6 (7-4), 6-4 over Marc Gicquel.

"This is very exciting, you know.

Cupertino, California - Changes are in store for Apple's line-up of desktop Macs, the computer manufacturer has announced.

A new Mac mini will sport processor speeds of 2 gigahertz (GHz) and sell for 599 euros (755 dollars). It comes equipped with an integrated NVIDIA GeForce-9400M graphics processor, while its DDR3 SDRAM random access memory comes with 1 gigabyte (GB) of storage and a processing speed of 1,066 megahertz (MHz).

Additionally, the new mini comes with a 120 GB S-ATA hard drive and a multi-format disc burner.

Indian Wells, California  - Exhausted Elena Dementieva, winner of her first 15 matches this season, hit the wall as she crashed out to Czech Petra Cetkovska 6-7 (2-7), 6-2, 6-1 Saturday at the Indian Wells Masters.

"I shouldn't have come here because I didn't have enough time to recover after playing so many matches in the beginning of the year," said the Russian Olympic gold medallist. "I just needed a much longer break to get ready to play at my best."

Indian Wells, California  - Novak Djokovic insisted Friday that he has nothing to prove beyond trying to play his best tennis as he defends his title at the Indian Wells Masters.

Ranked third behind Rafael Nadal and Roger Federer, the Serb opens play after a bye as the month-long US spring hard-court season begins in the California desert.

"I'm not trying to defend anything," said the 2008 Australian Open champion, who lifted the Dubai trophy late last month. "I'm always trying to improve, so I don't pay too much attention to the rankings."

Indian Wells, California  - After being out of tennis for more than half a year with a shoulder problem which required October surgery, Maria Sharapova is not ready to rush her tennis comeback.

The Russian, who last major title came at the Australian Open last year, gave her repaired and rehabilitated joint a workout on Thursday as she and Elena Vesnina went down in doubles at the Indian Wells Masters 6-1, 4-6, 10-7 (match tiebreak) to a Russian-Belarus pair.