Nalbandian doubtful for Aussie Open (AP) David Nalbandian injured his back practicing with Marat Safin at Melbourne Park on Wednesday and withdrew from the upcoming Kooyong tournament. Nalbandian, a 26-year-old Argentine whose past two title wins came over No. 1 Roger Federer and No. 2 Rafael Nadal at the Masters Series events in Madrid and Paris in October, said he is doubtful to compete in next week's Australian Open. Publish Date: Tue, 08 Jan 2008 20:41:14 PST Read more...