Chelsea's Italian head coach Maurizio Sarri gestures on the touchline during the English Premier League football match between Arsenal and Cheslea at the Emirates Stadium in London on January 19, 2019. (Photo by Ian KINGTON / IKIMAGES / AFP) / 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 45 images, no video emulation. No use in betting, games or single club/league/player publications.        (Photo credit should read IAN KINGTON/AFP/Getty Images)