The world’s best referee (© Graham Poll) Graham Poll is retiring from / has been hounded out of football. The official has had his resignation accepted by the Professional Game Match Officials. His last game will be the auspicious Euro 2008 qualifier between Finland and Belgium next week. Following his glorious World Cup, Poll’s final season in refereeing will be remembered for his various run-ins with Jose Mourinho. But this is the incident which has become synonymous with Poll. Here is Croatia’s Josip Simunic collecting his second and third yellow cards of the game against Australia.