Bernardo Silva reactionCity celebrationsErling Haaland celebrationEtihad StadiumFootball matchFormer boxerJack Grealish crossJayden Bogle equalizerManchester City fanNorwegian internationalPenalty missPep Guardiola's sidePremier LeagueRodri's goalSecurity interventionSheffield United matchSportTerry FlanaganWBO lightweight champion
The Manchester City fan who celebrated with Erling Haaland after his goal has been revealed as a former world champion boxer.
Terry Flanagan, a retired British professional boxer who held the WBO lightweight title from 2015 to 2017, joined in the…