Martinez appeared to jar his knee as he tried to turn and went down in agony. Head coach Ruben Amorim said he thought the damage was "serious" but we have not have any further communication from Old Trafford since.

Manchester United and Ruben Amorim have reached a decision on signing a centre-back to cover for Lisandro Martinez after the Argentine suffered what's anticipated to be a "serious" knee injury.

Manchester United defender Lisandro Martinez was in tears as he was carried off on a stretcher with what manager Ruben Amorim called a “serious” left knee injury during the team's Premier League loss to Crystal Palace on Sunday.