Arsenal overcame David Luiz’s dismissal against his old club to twice dig out from behind against Chelsea in a momentous London derby.
The Gunners looked beaten when Jorginho fired Chelsea ahead from the penalty spot after Luiz was shown a straight red card for packaging over Tammy Abraham.
The Chelsea forward had jumped on an awful backpass by Shkodran Mustafi and rounded keeper Bernd Leno when he was pushed over by Brazil defender Luiz.
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