SAN ANTONIO (AP) -- George Hill sank yet another big shot from the corner, this time right in front of the Dallas Mavericks bench, and ran back upcourt flashing three fingers. He probably meant 3-pointer. Or maybe it was three down, one to go. While Tim Duncan had a miserable 34th birthday and Manu Ginobili looked as rough at times as his bandaged-up broken nose, Hill scored 29 points to help the Spurs push the second-seeded Mavericks to the brink of elimination with a 92-89 victory on ...