Quick work: Williams needs 44 minutes to reach U.S. Open semis

NEW YORK -- The numbers associated with Serena Williams' U.S. Open quarterfinal victory over Wang Qiang were so stark, they bear reading more than once. Winners: 25-0. Points: 50-15. Minutes: 44. Score: 6-1, 6-0. This is the portion of the tournament that is supposed to be where winning a Grand Slam title gets difficult, where the remaining players are among the very best opposition around. And yet there was Williams in Arthur Ashe Stadium on Tuesday night, making one of the last eight women in