Ruben Amorim expressed concern over Lisandro Martinez's injury, calling it serious, as Manchester United's defensive depth faces a major challenge following the centre-back's stretchered exit in their 2-0 defeat to Crystal Palace.

Amorim’s decision to play a false nine backfired as the impressive visitors became the latest away team to win at Old Trafford

Man United are about to let a third forward leave this month but they have still not signed an attacker despite their woeful goalscoring record.