Ivanovic, Halep win opening matches
SOFIA, Bulgaria -- Ana Ivanovic and Simona Halep cruised to straight-set victories on Tuesday in their opening round-robin matches at the season-ending Tournament of Champions.
Top-seeded Halep of Romania defeated Russia's Anastasia Pavlyuchenkova 6-3, 6-3 in the Serdika group, while Ivanovic beat Bulgaria's Tsvetana Pironkova 6-0, 6-2 in the Sredets group.
In Tuesday's third match, third-seeded Maria Kirilenko retired due to injury against France's Alize Cornet, and had to quit ...
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