WTA Brisbane Semi-Final Predictions: Vika, Serena to clash

Serena Williams Brisbane has seen quite a few shocks this week with Maria Sharapova pulling out with injury and five of the eight seeds falling before the quarter-finals.  The first semi-final between Anastasia Pavlyuchenkova and Lesia Tsurenko was certainly not on the cards when the ultra-strong draw was released last Saturday; however the second semi-final will…