Sunday: The womens' season comes down to Venus Williams taking on Vera Zvoanreva in the Doha final

Williams is trying to win the season-ending title for the first time in her career, but lets a 5-1 lead slip in the opening tie-break

Zvonareva may take the first set but she is soon on the back-foot as Williams begins to dominate

Williams reels off 12 of the last 14 games to seal a 6-7 (5-7) 6-0 6-2 victory and get her hands on the trophy for the first time

Saturday: World number one Jelena Jankovic had a real battle against Venus Williams in their semi-final, eventually losing in three sets

Vera Zvonareva continues her perfect record for the week by seeing off Elena Dementieva in three sets to reach the final

Friday: Ana Ivanovic puts a brave face on having to withdraw ahead of her final round-robin match because of a virus

The tournament suffers another blow soon after when Serena Williams pulls out because of a stomach muscle injury

In the only competitive match of the day, world number one Jelena Jankovic suffers a surprise defeat by in-form Vera Zvonareva

Thursday: On day three, Jankovic wins the first set 7-6 against Russia's Svetlana Kuznetsova

The Serbian needs treatment on a back injury at the start of the second set but pulls through to win 7-6 6-4

Third seed Serena Williams wins the first set against her sister Venus but then capitulates to a 5-7 6-1 6-0 loss

Elena Dementieva beats Russian compatriot Dinara Safina 6-2 6-4 to set up a winner-takes-all clash against Serena Williams

Wednesday: Ivanovic has problems with illness in the early stages of her match with hard-working Russian Zvonareva

The talented Ivanovic battles back valiantly to level the match by winning a fluctuating tie-break

But Zvonareva shows admirable determination and secures a 6-3 6-7 6-4 victory to top Group A in the round-robin event

Tuesday: In the opening match of the tournament, Zvonareva beats Kuznetsova 6-2 6-3 in an all-Russian encounter

World number one Jankovic comfortably beats fellow Serbian Ivanovic 6-3 6-4 in their opening match of the round-robin event

Venus recovers from 5-2 down in the first set to beat Dinara Safina 7-5 6-3 in her opening match

Monday: Doha is hosting the finale of the women's tennis year for the first time as the WTA Tour Championships come to town

French Open champion Ivanovic takes on Olympic champion Elena Dementieva in an exhibition on specially constructed court on a Desert Island in the Bay of Doha

Jelena Jankovic, Dinara Safina, Serena Williams, Ana Ivanovic, Elena Dementieva, Svetlana Kuznetsova, Venus Williams and Vera Zvonareva complete the Doha line-up