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ST ALBANS, ENGLAND - JUNE 19: Arsenal unveil new signing Bernd Leno at London Colney on June 19, 2018 in St Albans, England. (Photo by Stuart MacFa...

Mustafi trolls Arsenal’s new signing

Shkodran Mustafi trolled Bernd Leno after the goalkeeper turned up to Arsenal training with a charger for his phone that looks than it has been on the go since smartphones were first invented.