Tennis: Injured Li Na out of Qatar Open

China's Li Na has pulled out of next week's $2.3 million Qatar Open after failing to recover from the ankle injury she suffered in her Australian Open final defeat to Victoria Azarenka.

"Li Na has withdrawn from @QatarTennis due to her ankle injury from the Australian Open final. #WTA #tennis," the WTA said on its Twitter account.

The Qatar Open starts on Monday.

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