The Blues are satisfied that Hammers officials will ensure the safety of both sets of fans despite scenes of violence at the game in October Chelsea have been liaising with West Ham United officials ahead of their Premier League encounter on Monday to ensure that there is no repeat of the crowd violence that marred October’s EFL Cup game at the London Stadium, Goal understands. The two sets of fans clashed in extra time of that encounter, which West Ham won 2-1, with seven fans arrested after bottles, chairs and coins were thrown.