Australian Open Women's

MONDAY'S FOURTH ROUND MATCHES

Victoria Azarenka (1) def. Elena Vesnina, 6-1, 6-1
Serena Williams (3) def. Maria Kirilenko (14), 6-2, 6-0
Svetlana Kuznetsova def. Caroline Wozniacki (10), 6-2, 2-6, 7-5
Sloane Stephens (29) def. Bojana Jovanovski, 6-1, 3-6, 7-5