Top-seeded Dinara Safina has overcome 15 double-faults to pull off another comeback victory over a low-ranked opponent at the U.S. Open. Beset by shaky nerves and poor play, Safina managed to hold on to beat 67th-ranked Kristina Barrois of Germany 6-7 (5), 6-2, 6-3 Thursday in the second round. This comes after Safina barely avoided becoming the first No. More...