All the action as Carlos Moya beats Marat Safin 6-4 7-5 in the opening match of the $3.75m Masters Cup.
Lleyton Hewitt plays Albert Costa, and Juan Carlos Ferrero meets Roger Federer later on Tuesday.
Latest action first, scroll down for earlier updates.
Safin 5-7 4-6 Moya
Moya takes the match at the second time of asking despite Safin giving himself a chance at 15-30. Moya serves out despite the pressure, but the Russian will live to fight another day.
Safin 5-6 4-6 Moya
Moya gets a second chance to serve for the match, as Safin's inconsistency returns. The Spaniard's accurate returns and groundstrokes are too much and Safin surrenders his serve for the second straight game.
Safin 5-5 4-6 Moya
The Russian gives himself a lifeline as he breaks back in breathtaking fashion. He goes on the attack, and a volleyed winner and a stunning service winner help him to break to love.
Safin 4-5 4-6 Moya
Safin's first double fault and a backhand into the net contribute to Moya earning two double faults. The Spaniard gets lucky at a vital point as a net cord clinches the break.
Safin 4-4 4-6 Moya
A hush descends over the crowd as the match reaches a crucial point. Moya's power and accuracy are too much for his opponent, and the Spaniard enjoys an easy hold.
Safin 4-3 4-6 Moya
Moya again puts Safin under pressure, but the Russian serves out with an ace at 40-30.
Safin 3-3 4-6 Moya
Both players are showing signs of edginess at this crucial stage, and the quality tennis of earlier has become error-strewn. Safin may rue the two break point chances that he throws away with forehand errors.
Safin 3-2 4-6 Moya
Safin suffers a wobble, and Moya misses a chance to force a break point when he nets a forehand with the Russian on the run at 30-30. Safin then completes a shakey hold.
Safin 2-2 4-6 Moya
The Spaniard fires his first ace of the match, and it is clear the Russian is going to have a tough time working his way back into the match.
Safin 2-1 4-6 Moya
Safin maintains his hold on the second set as he holds to love and seals the game with a second-serve ace.
Safin 1-1 4-6 Moya
The Russian has an opening when he takes Moya to 0-30 with a deft drop-shot. But despite his fourth double fault of the match, the Spaniard recovers well.
Safin 1-0 4-6 Moya
Safin comes out looking determined and rattles through his first service game of the second set.
Safin 4-6 Moya
Moya gives up three set points, twice with unforced errors, but he holds his nerve at the fourth time of asking to take the set.
Safin 4-5 Moya
The Spaniard will serve for the set after breaking with a forehand winner. Safin struggles throughout the game and gives Moya the opening with a couple of unforced errors.
Safin 4-4 Moya
Moya puts himself under pressure with two straight double faults, but he recovers his composure and comes through after two deuces.
Safin 4-3 Moya
Safin almost decapitates a member of the crowd as he swipes wildly at a routine volley. Moya puts him under pressure at deuce, but the Russian passes the test to hold on.
Safin 3-3 Moya
The Spaniard seems to lose his focus and gives up the break to love, surrendering the game with a double fault.
Safin 2-3 Moya
Moya shows his full repertoire of shots, with winners from a drop shot, a cross-court backhand and a fizzing forehand to set up two break points. He misses the first, but makes the break at 30-40 with a forehand cross-court.
Safin 2-2 Moya
Moya is varying his serve well, using the slice and the kicker to the body to keep Safin guessing. He holds easily to level the match.
Safin 2-1 Moya
The big Russian has got his serve firing on all cylinders already, and he fires down three aces in the game to add to the two he notched in the opener.
Safin 1-1 Moya
Moya uses his slice serve to good effect, opening up the court so he can hit some easy winners as he holds comfortably.
Safin 1-0 Moya
Safin is disturbed by some movement in the crowd as he prepares to get the game under way, and Moya puts him under pressure at 30-30. But a big forehand from the Russian and an ace ensure he comes through with his serve intact.