WIMBLEDON, England — Though the Wimbledon women’s singles draw is intended to be as symmetrical as possible, the players in the top half have an obstacle-riddled road ahead that barely resembles the smoothly paved path the bottom half has become.
In Tuesday’s top-half quarterfinals, No. 1-ranked Serena Williams, a 20-time Grand Slam singles champion who has won the last three Slam events, will take on Victoria Azarenka, a two-time Grand Slam champion whom she unseated for the No. 1 ranking two years ago. The winner of that match will most likely face fourth-seeded Maria Sharapova, a five-time Grand Slam champion and a former No.