She double faulted four times in a marathon game to start the second set , gifting Wickmayer the break .
She double immediately got back on serve , before breaking the Belgian in the fifth to take a commanding 5 - 3 lead .
She double faulted four times in a marathon game to start the second set , gifting Wickmayer the break , but immediately got back on serve , before breaking the Belgian in the fifth to take a commanding 5 - 3 lead .