MELBOURNE: Tenis fans all over world hardly have gussed that when Serena Williams cut her foot in Munich restaurent last August, the race for grand slam would be thrown open for the Austailia Open 2011.!!! SERENA was on top by winning Four of Six titles amd last two in row in the recent past. But compliction to her foot injury have meant Serena will not be making the trip to Melbourne this year and dtask of picking a potential winner has suddenly become much tougher.!!! THE early favourite is US open champion Kim Clinjesters, who arrived in Austrailia last week with her family in tow and brimming with confidence.