American Ahsha Rolle, ranked 109th in the world, became famous for causing the first major upset at the US Open 2007 by beating No.17 seed Tatiana Golovin in the first round. However, the 22-year-old Rolle hasn’t stopped there. Wednesday night, she advanced to the third round with the victory over 57th-ranked Karin Knapp of Italy 3-6, 6-4, 6-3.

Since success at Grand Slams is not something Ahsha is accustomed to, she had to stop for a moment to figure out how to celebrate. A simple jump in the air? A fall to the court? Hahaha, not an easy decision. Read more »

The new statistic in women’s tennis made its debut at the Acura Classic tournament, and it’s about determining how hard a player hits the ball.

The "power index" takes into account player's fastest groundstroke (forehand or backhand), first serve, second serve, first-serve return, second-serve return and smash or volley. It is measured by ball-tracking technology from Hawk-Eye Innovations company.

"We’re excited about the introduction of the Sony Ericsson WTA Tour Power Index and think it’s another great way to recognize the extraordinary talent, athleticism and sheer power of our top players," said Stacy Allaster, President of the Sony Ericsson WTA Tour.

Like every novelty, "power index" has supporters and critics. In this case, I understand both sides, but the opinion I find worth reading is one of Richard Vach from Tennis X: Read more »

New WTA Tour rankings have come out today, and top 10 looks the same. Justine Henin is still the leader with 4457 points, while Maria Sharapova remains second ranked, despite 430 points earned with the victory at the Acura Classic in San Diego on Sunday. Read more »

Here’s a list of players that pulled out from the Acura Classic in San Diego and the Nordea Nordic Light Open in Stockholm, together with the reasons for their withdrawals.

• SAN DIEGO

Severine Bremond (FRA) Illness
Justine Henin (BEL) Right wrist ligament injury
Ana Ivanovic (SRB) Knee injury
Li Na (CHN) Right rib injury
Mara Santangelo (ITA) Plantar fascitis
Samantha Stosur (AUS) Illness
Nicole Vaidisova (CZE) Viral illness
Serena Williams (USA) Left thumb injury
Vera Zvonareva (RUS) Left wrist injury

• STOCKHOLM

Jarmila Gajdosova (SVK) Knee injury
Tzipora Obziler (ISR) Wrist injury (source: Tennis X)

Hahaha, I’m sorry Renata, but your serve is really funny! I quite quickly got used to Marion Bartoli’s awkward serve, but I couldn’t believe my eyes when I saw yours.

Voracova is 24 years old. Her singles ranking is 123, while in doubles she’s ranked 45th.