Kim Birrell flies into Brisbane International quarterfinals, beating Anastasia Potapova

Kim Birrell hopped into the centre of the court, a smile as wide as the Story Bridge beaming across her face as the 5,500 spectators on Pat Rafter Arena lauded her achievement.

Here she is, one of their own, a Gold Coaster who trains week-in, week-out at the Queensland Tennis Centre, into the…