Mason replaced for Sheff Utd-Liverpool game with injury By webmaster - February 28, 2021 320 0 Referee Lee Mason has been replaced as fourth official for Sunday’s match between Sheffield United and Liverpool due to injury. RELATED ARTICLES Sports IN FULL! Watch Vinnie Kemp drops EPIC post fight interview! Sports The King of Violence has arrived! INCREDIBLE debut and post-fight rant Sports Odegaard earns Arsenal narrow win over Hull to extend gap at the top