Azarenka set the tone early when she did not win a point on her first service game of the match, including consecutive double faults to give Stosur a 2-0 lead. She then scored her only break of the match on Stosur’s serve in the next game, before the Aussie broke back for a 3-1 lead.
In a key game, Stosur fended off five break points in the next game to hold her serve and take a 4-1 lead en route to winning the first set.
Stosur held a huge advantage with her serve in the set over one of the game’s best returners. Stosur, who had six aces, won 73 percent of her first serves compared with Azarenka’s 43 percent.
Azarenka was even worse on her second serves, winning only 30 percent.
Azarenka improved her game slightly in the second set as the pair were on serve until Stosur struck with the only break in the sixth game for a 4-2 lead.
Stosur improved her record in finals to 4-12.
SEE DEL POTRO ON PAGE 19