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English referee Jonathan Moss (L) gestures to Arsenal's Swiss midfielder Granit Xhaka after he makes a challenge on Burnley's Belgian midfielder Steven Defour during the English Premier League football match between Arsenal and Burnley at the Emirates Stadium in London on January 22, 2017. / AFP / Ian KINGTON / RESTRICTED TO EDITORIAL USE. No use with unauthorized audio, video, data, fixture lists, club/league logos or 'live' services. Online in-match use limited to 75 images, no video emulation. No use in betting, games or single club/league/player publications. / (Photo credit should read IAN KINGTON/AFP/Getty Images)

English referee Jonathan Moss (L) gestures to Arsenal's Swiss midfielder Granit Xhaka after he makes a challenge on Burnley's Belgian midfielder Steven Defour during the English Premier League football match between Arsenal and Burnley at the Emirates Stadium in London on January 22, 2017. / AFP / Ian KINGTON / RESTRICTED TO EDITORIAL USE. No use with unauthorized audio, video, data, fixture lists, club/league logos or 'live' services. Online in-match use limited to 75 images, no video emulation. No use in betting, games or single club/league/player publications. / (Photo credit should read IAN KINGTON/AFP/Getty Images)
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AFP IAN KINGTON