Li Na lost her first Grand Slam match since winning the Australian Open, falling to Kristina Mladenovic of France 7-5, 3-6, 6-1 on Tuesday. The loss came a day after men's Australian Open champion Stan Wawrinka was eliminated in the first round.
Yaroslava Shvedova of Kazakhstan defeated 2010 French Open champion Francesca Schiavone of Italy 6-4, 6-2 on Tuesday to advance to a second-round match against top-seeded Serena Williams at the Sony Open.
Second-seeded Agnieszka Radwanska of Poland earned a third consecutive -- and fourth overall -- semifinal berth at the Qatar Total Open when she quickly dispatched Yanina Wickmayer of Belgium 6-2, 6-1 on Friday.
Serena Williams did a quick little dance behind the baseline to remind herself to move her feet. After a complete air swing at the net in the second set, she smiled ruefully and drew in some long, deep breaths.
Ana Ivanovic began her bid for a third Generali Ladies title by defeating Yanina Wickmayer of Belgium 6-2, 6-4 on Tuesday. Sloane Stephens overcame a slow start to beat Magdalena Rybarikova of Slovakia 6-3, 6-1 in the first round.