Ana Ivanovic believes she is playing better now than two years ago. That's a strange statement from the woman who has slumped from No. 1 in the world in 2008 to No. 21 and who fell out in the second round of the Australian Open on Thursday. The 22-year-old Ivanovic, who made the final here two years ago, said one of her problems is wasting mental energy on court rather than playing by instinct. More...