Aryna Sabalenka, Maria Sakkari advance to Madrid semis
No. 2 seed Aryna Sabalenka of Belarus and No. 9 Maria Sakkari of Greece each bounced back from a first-set defeat to grind out victories in the quarterfinals of the Mutua Madrid Open on Tuesday in Spain. Sabalenka defeated Egypt's Mayar Sherif 2-6, 6-2, 6-1, and Sakkari got past Romanian 31st seed Irina-Camelia Begu 6-7 (3), 6-4, 6-2. Sabalenka and Sakkari will meet in a semifinal match later this week. Sabalenka strugg