Doctors could be allowed to watch TV replays of collisions from the touchline next season and then have matches stopped in response to growing concerns about the dangers of concussion. Medics would be given time to assess whether a head injury required a player to be substituted, if the International Football Association Board presses ahead with granting approval at its annual meeting in March. IFAB is currently overseeing trials with systems that review whether goals have been scored, penalties should be awarded, players should be sent off and cases of mistaken identity. More...