2010 Moorilla Hobart International champion Alona Bondarenko of the Ukraine is indefinitely sidelined with a knee injury. There are reports that she has already had surgery and has no timetable for her return. What is certain is that she will not return anytime soon, which will leave her out of not only Moorilla, but the Australian Open as well. Bondarenko is a two time WTA singles winner. She also has four WTA doubles titles, including the 2008 Australian Open, which she won with her sister, Kateryna Bondarenko.