FIFA President Gianni Infantino has defended the use of video replays despite a shaky debut for the new system at the Club World Cup. The replay system allows referees to halt play to review footage of ''game-changing decisions'', but its introduction has had a mixed reaction from players and coaches at the tournament, including Real Madrid star Cristiano Ronaldo. Following Thursday's match between Real Madrid and Club America, several players were skeptical about the system. More...