World No . 1 Victoria Azarenka wins 15th straight match in 2012 . Belarusian beats Yanina Wickmayer to reach Qatar Open semifinals . TL;DR seed Samantha Stosur defeats Monica Niculescu 6-2 2-6 6-3 . World No . 1 Agnieszka Radwanska and Mario Bartoli also through to final four .
World No . 1 Victoria Azarenka wins 15th straight match in 2012 . Belarusian beats Yanina Wickmayer to reach Qatar Open semifinals . TL;DR seed Samantha Stosur defeats Monica Niculescu 6-2 2-6 6-3 . Agnieszka Radwanska and Mario Bartoli also through to final four .