She then broke Azarenka as the semi-final debutant began to buckle under another succession of big hits .
When she moved 3 - 0 ahead in the decider all looked lost for the world No. 5 .
She then broke Azarenka as the semi-final debutant began to buckle under another succession of big hits and when she moved 3 - 0 ahead in the decider all looked lost for the world No. 5 .