Czech wunderkind Fruhvirtova storms into fourth round

It's an incredible feeling," said Fruhvirtova, who will play unseeded Croatian Donna Vekic for a place in

[{"selector":"#anim-312dbec2-448c-4388-85c4-1b8014f14582","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-93d08196-99ec-4261-87a6-4af6a44e4cae [data-leaf-element=\"true\"]","keyframes":{"transform":["translate3d(3.3045977011494228%, 0, 0)","translate3d(0%, 0, 0)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] Fruhvirtova, who won her first WTA title in Chennai in September and rocketed into the top 100, had

[{"selector":"#anim-574aa85e-66b7-49d5-84bb-35b3f4202fba [data-leaf-element=\"true\"]","keyframes":{"transform":["translate(-3.4034399948172863e-15%, 2.5495635385903583e-7%) scale(0.8403361344537815)","translate(0%, 0%) scale(1)"]},"delay":0,"duration":6000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] Additional reporting by Shrivathsa Sridhar in Melbourne; Editing by Peter Rutherford and Ken Ferris