By Scott Trotter The Premier League are among a number of leagues and player unions to threaten FIFA with legal action over the 2025 Club World Cup. The intercontinental tournament is set to take on a new format next summer and is scheduled to be played between June 15 and July 13. In a letter addressed to FIFA president Gianni Infantino, it has been suggested the football calendar has moved to ‘beyond saturation’ and the 32-team tournament will contribute to pushing players ‘beyond their limits’ and create economic harm to domestic competition. The World Leagues Association and world players’…