Man United team-mates Rasmus Hojlund and Amad Diallo involved in furious on-pitch row after win over Viktoria Plzen - but Ruben Amorim insists 'it's a healthy thing'

Ruben Amorim was delighted by Rasmus Hojlund and Amad Diallo 's post-match bust-up in the Czech Republic as Manchester United 's head coach saw the fire he wants from his players.