Melanie Oudin talks about why her game has improved coming into the US Open 2009.

Melanie Oudin talks about life on the WTA tour with her mother.

Melanie Oudin talks about how she was able to raise her game and beat the highly ranked Jelena Jankovic at Wimbledon 2009.

Marion Bartoli hitting a backhand viewed from the side.

Bartoli hitting a forehand viewed from the side.

Bartoli hitting a forehand return viewed from the side.

Bartoli hitting a forehand volley viewed from the side.

Bartoli hitting a backhand return viewed from the rear.

Bartoli hitting a serve viewed from the side.

Bartoli hitting a forehand viewed from the rear.

Bartoli hitting a backhand from a deep court position viewed from the rear.

Bartoli hitting a serve viewed from the rear.

Bartoli hitting a forehand drive volley viewed from the side.

Bartoli hitting an inside-out forehand viewed from the rear.

Bartoli hitting a Backhand from a deep court position viewed from the rear.

Bartoli hitting a forehand from a short court position viewed from the side.

Bartoli hitting a forehand from a deep court position viewed from the side.

Bartoli hitting a forehand from a deep court position viewed from the side.

Bartoli hitting a backhand approach viewed from the rear.

Caroline Wozniacki hitting an attacking backhand return viewed from the side.