Two-time champion Victoria Azarenka has withdrawn from the Sony Open because of a right ankle injury.
It was Sharapova's second career title at Indian Wells, where she first won in 2006. Wozniacki won here in 2011. The women met in a final for the first time; their six other matches came in earlier rounds.
Rapper Redfoo of LMFAO and "Heroes" actor Sendhil Ramamurthy have entered the U.S. Open national playoffs in their bids to earn berths in the final Grand Slam tennis tournament of the year.
Sam Stosur has withdrawn from her quarterfinal match against Angelique Kerber at the BNP Paribas Open because of a right calf injury.
Serena Williams has withdrawn from the Dubai Championships because of a lower back injury.
Second-ranked Victoria Azarenka withdrew from the Dubai Championships on Tuesday because of a bone bruise in her right foot.
Azarenka will give up the No. 1 ranking to the second-ranked Williams on Monday but extended her current winning streak to 14 matches, including her second Australian Open title. More importantly, she may have turned around what has been a one-sided rivalry against Williams.
A day after regaining the No. 1 ranking, Serena Williams defeated Maria Sharapova 6-3, 6-2 Saturday to reach the Qatar Open final. Williams has beaten Sharapova 10 straight times.
The 15-time Grand Slam winner will replace top-ranked Victoria Azarenka in next week's rankings after coming from a set down to beat former Wimbledon champion Petra Kvitova 3-6, 6-3, 7-5 on Friday in the quarterfinals of the Qatar Open.