Superstar mare Zenyatta will make history if she wins at England . The Australian horse is bidding for her 20th win from one races . She will face only a small number of rivals on Sunday . If successful , she will beat Australian thoroughbred Black Caviar . Sports-mad Australian crowd will be backing homegrown champion .
Superstar mare Zenyatta will make history if she wins at England . The Australian horse is bidding for her 20th win from one races . If successful , she will beat Australian thoroughbred Black Caviar . Sports-mad Australian crowd will be backing homegrown champion .