Arsenal’s Petr Cech out of North London Derby through injury

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This is what you call a double whammy.

Not only did Arsenal lose 2-1 to relegation battlers Swansea City at the Emirates Stadium on Wednesday to put a severe dent in their title hopes, but they also lost their star goalkeeper.

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Petr Cech, 33, went up for a corner kick in the dying stages of Arsenal’s defeat and appeared to injure his groin as he ran up the field.

The Czech Republic international — who has been influential for the Gunners since joining from Chelsea in the summer — will miss Saturday’s trip to White Hart Lane to face local rivals and fellow title contenders Tottenham Hotspur.

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Arsene Wenger confirmed the news following Arsenal’s third-straight defeat in all competitions and second loss in four days in the Premier League.

Arsenal is now six points behind PL leaders Leicester City with 10 games to play.