US Open 2009 Womens Semifinal Result | Clijster through the Finals, Serena Williams out cos of Unsportmanslike point penalty

Comebacking mom Kim Clijster continues her amazing run at the 2009 US Open Womens Single Tennis Championships as she defeated defending champ Serena Williams in a terrific match with the most bizaare ending 6-4 7-5 to advance to the Women's Final.

Clijsters played a superb game winning the first set 6 - 4.

On the second set, Clijster, still up at 4 - 3, had a double breakpoint against the serving Williams. However, Williams came up with two big aces to level to deuce and added another to erase another breakpoint and level the match.

With Clijster up 6 - 5, Serena was called for a foot fault on serve. She got mad on the line umpire that called it. The chair umpire called the line umpire. After which, a point penalty was given to Serena which led to her losing the game and the match at 7 - 5.

Later, Caroline Wozniacki advance to the final after defeating fellow 19 year old Wickmayer.

Obviously, the sentimental favorite to win is Kim Clijster who won the event in 2005.