Maria Sakkari became the first Greek woman to qualify for the WTA Finals when the No. 3 seed cruised past Russia's Anna Kalinskaya 6-2, 1-0 (ret.) on Thursday in the second round of the VTB Kremlin Cup in Moscow. Sakkari only needed half an hour to take the first set before Kalinskaya retired due to illness. The 26-year-old is currently ranked No. 7 in the world. In the quarterfinals, Sakkari will meet former world No.