Winning the US Open didn't move Serena Williams up any higher in the latest WTA rankings, but things are getting mighty tight at the top.

Steady performances from ganglies Klizan and Lepchenko stir the rankings just below the top tier. Meanwhile, Federer is still on track for Week No. 300 at the top spot.

The racquet company creates a graphic and video in honor of Serena WIlliams' fourth U.S. Open title (and 15th career major title).

This week's birthdays include Guga Kuerten, Goran Ivanisevic, and former doubles No. 1 Julie Halard-Decugis.

After a year of neon, a more subdued pony logo at the 2012 US Open for Polo Ralph Lauren.

Caroline Wozniacki joins the history books for the wrong reason.

With the recent end of her career at the US Open, here's a look at Kim Clijsters' 10 biggest wins of her career.