Alan Shearer has demanded a new rule to be brought into football after one incident he saw during Manchester City’s recent game against Tottenham Hotspur. In their penultimate Premier League game of the season, the Blues beat Spurs 2-0 in North London to put themselves two points above fellow title-chasers Arsenal at the top of the league table. Despite the positive result, one worrying incident that took place during the game has now led to one pundit and former top-flight star to call for a rule change. In the second half of Tuesday’s big game, Ederson suffered a head injury as a result of b…