A pink card will be used for concussion substitutions at this summer’s . Tournament organiser CONMEBOL — the governing body of South American football — the card will be used to allow players who have been diagnosed as suffering from concussion to be substituted without using one of the team’s five allocated replacements. Advertisement CONMEBOL has said teams must report to the referee or fourth official when they believe a player has suffered a “suspected cranioencephalic trauma and... Read this story
