Why Emiliano Martinez was not sent off for second yellow card during Lille v Aston Villa penalty shootout

Emiliano Martinez starred in Aston Villa’s penalty shootout win (Picture: Getty)A niche rule allowed Emiliano Martinez to continue in Aston Villa’s penalty shootout against Lille despite receiving a second yellow card.French side Lille looked set to progress to the semi-finals of the Europa Conference League after going 2-0 up against Villa, leading the tie 3-2 on aggregate.But Matty Cash scored a late goal to take the tie to extra-time and penalties were then required to separate th