WIMBLEDON — Serena Williams and Andy Murray both retained the No. 4 spot in this week's rankings after they won gold medals at the Olympics. Victoria Azarenka and Roger Federer kept the No. 1 spot in the rankings released Monday. Azarenka lost to Williams in the Olympics semifinals and settled for a bronze medal, while Federer lost to Murray in the men's final Sunday. The men's top seven remained the same, with Novak Djokovic second and Rafael Nadal third. Juan Martin del Potro moved up one spot to eighth. Maria Sharapova rose to second from third, swapping spots with Agnieszka Radwanska. — AP