ST ALBANS, ENGLAND - JULY 30: (L-R) Joel Campbell and Stephan Lichsteiner of Arsenal during a training session at London Colney on July 30, 2018 in St Albans, England. (Photo by Stuart MacFarlane/Arsenal FC via Getty Images)
ST ALBANS, ENGLAND - JULY 30: (L-R) Joel Campbell and Stephan Lichsteiner of Arsenal during a training session at London Colney on July 30, 2018 in St Albans, England. (Photo by Stuart MacFarlane/Arsenal FC via Getty Images)