Grit was not going to be enough to get Maria Sharapova through this one. Not with nine double-faults, including three in a row. Not with a total of 36 unforced errors. And certainly not with No. 1-seeded Caroline Wozniacki of Denmark across the net Monday in the fourth round of the U.S. Open, doing "what she does best," as Sharapova herself put it: getting to nearly every ball and hammering... More...