Summary
Sara Errani struggled through a match littered with 39 break point chances to post a difficult 4-6, 6-1, 6-4 defeat of Madison Brengle Thursday for a place in semi-finals of the Dubai Tennis Championships.
Frenchwoman Caroline Garcia, ranked 38th, beat Germany's Andrea Petkovic 6-3, 6-4, and will play the winner of the other quarter-final between Serb Ana Ivanovic and Czech Barbora Strycova.
The top seeds had already crashed out, the first time in WTA or ATP history that all eight seeds did not win a single match.
Errani fought from 1-4 down in the final set after starting off poorly by dropping the first to number 60 Brengle.
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