All 32 seeds in Miami receive 1st round byes so there is not a lot of early drama, but potential matches to look for in the coming days include (1) Wozniacki vs. American Bethanie Mattek-Sands 2nd rd., (16) Maria Sharapova vs. (18) Nadia Petrova 3rd rd., (3) Vera Zvonareva vs. (WC) Dinara Safina 2nd rd., and (19) Ana Ivanovic vs. Kimiko Date-Krumm 2nd rd.

Case in point: Henin and Clijsters, who both retired in part or in full to toll the game had taken on their bodies while still in their early 20s (both said it).

Roddick had little trouble in a 6-3, 6-3 victory over Nicolas Almagro to gain the semifinals, and is yet to drop a set in the tournament after finishing runner-up to Ivan Ljubicic in his last event at Indian Wells.

Henin posted a 6-7(5), 6-3, 6-4 win over the world No. 2-ranked over Caroline Wozniacki, who tested the Belgian with her consistency.

Stadium Court matches today feature former No. 1 Justine Henin vs. current No. 2-ranked Caroline Wozniacki, with Andy Roddick, the Bryan brothers, Kim Clisters and Rafael Nadal also in the mix:

“He’s a Grand Slam finalist this year already, and his results speak for themselves,” said Fish, who had arthroscopic knee surgery last year. “It’s a great win.”

Matches to look for Friday in Miami include (5) Elena Dementieva vs. (WC) Justine Henin, (14) Kim Clijsters vs. Petra Kvitova, Carla Suarez Navarro vs. (9) Sam Stosur, and Melanie Oudin vs. (11) Vera Zvonareva.

Top 8 Seeds: Svetlana Kuznetsova, Caroline Wozniacki, Venus Williams, Victoria Azarenka, Elena Dementieva, Aggie Radwanska, Jelena Jankovic, Na Li

“The match was difficult in this heat,” Murray said. “I lost my rhythm a little in the second set but I was able to finish it anyway.”

Federer’s meltdown means the Swiss has yet to win a title in 2009.