By Bob Greene STARS Serena Williams beat Victoria Azarenka 6-1 6-3 to win the Mutua Madrid Open women’s singles in Madrid, Spain Roger Federer beat Tomas Berdych 3-6 7-5 7-5 to win the Mutua Madrid Open men’s singles in Madrid, Spain Horacio Zeballos beat Martin Klizan 1-6 6-4 7-6 (6) to win the CNGvitall Prague […]