Two-time finalist Li Na stayed in contention for another Australian Open title match after beating Flavia Pennetta 6-2, 6-2 Tuesday to advance to the semifinals at Melbourne Park. After beating two 16-year-olds in the opening rounds and saving a match point against Lucie Safarova in the third, No. 4-seeded Li was relentless in defeating the 28th-seeded Pennetta, who buried her face in her towel during a changeover while trailing 5-0 in the opening set. ''After saving the match point, I think I got a lot of confidence,'' Li said in her on-court, post-match interview. Li, who lost to Victoria Azarenka in the 2013 final and to Kim Clijsters in 2011, will next play the winner of Tuesday's later quarterfinal between Ana Ivanovic of Serbia and Eugenie Bouchard of Canada. More...