[torQQue]

[Image: http://api.tweetmeme.com/imagebutton.gif...rterfinals]Two-time Australian Open runner-up Andy Murray only spent 49 minutes on court and was leading 6-1, 6-1, 1-0 when Mikhail Kukushkin retired from their fourth-round match with a left hip injury, giving him an easy path into the quarterfinals.

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