Editor's Note: This preview was published prior to Serena Williams' withdrawal from the tournament. Click here for the draw, and here for full tournament coverage.
What’s the state of the WTA as the tour arrives in Indian Wells? Much as it has been for most of this decade: Serena Williams is No. 1 and coming off another major title, and the rest of the women are trying their best to catch up. Williams is the top seed this week; we’ll see if anyone can make any gains on her while she tries to win this event for the first time since 2001.