LIVERPOOL, ENGLAND - JUNE 03: referee Michael Oliverduring the friendly international football match between Brazil and Croatia at Anfield on June 3, 2018 in Liverpool, England. (Photo by Mark Leech/Offside/Getty Images)
Referee Michael Oliver gestures during the English Premier League football match between Liverpool and Chelsea at Anfield in Liverpool, north west England on May 11, 2016. / AFP / Paul ELLIS / 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 PAUL ELLIS/AFP via Getty Images)
Referee Michael Oliver officiates during the English Premier League football match between Liverpool and Stoke City at Anfield in Liverpool, north west England on December 27, 2016. / AFP / Paul ELLIS / 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 PAUL ELLIS/AFP/Getty Images)
