West Ham’s Diop becomes first concussion sub By webmaster - February 9, 2021 298 0 West Ham made the first concussion substitution in English football as defender Issa Diop went off during Tuesday’s FA Cup tie at Manchester United. RELATED ARTICLES Sports Aston Villa latest: Digne to join PSG after his holiday Sports Mithaaly chases first success at Yarmouth Sports The science behind Luke Littler’s trophy-laden success
