Ninth-seeded Ana Ivanovic advances to second round of Qatar Open

Ivanovic was leading 7-5, 1-0 when Daniela Hantuchova withdrew with a right knee injury after falling 0-40 behind in the second game.
Osama Faisal/AP

Elsewhere, American Bethanie Mattek-Sands upset 15th-seeded Eugenie Bouchard of Canada, a recent Australian Open semifinalist, 7-5, 6-1.

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