Nick Kyrgios pulls out of Roger Federer clash with food poisoning

Australian says he ‘had a restless night of being sick’ and withdrawsFederer, who will play Kei Nishikori or Jack Sock, admits: ‘It’s a pity’Roger Federer got an unexpected day off Friday at the BNP Paribas Open after Nick Kyrgios withdrew from their quarter-final because of what he suspected was food poisoning.Less than two hours before they were to take the court, Kyrgios tweeted that he “had a restless night of being sick.” He said: “To play a g