Soccer - FA Youth Cup - Final - Second Leg - Manchester United v Sheffield United - Old Trafford [Getty Images]

Manchester United's Ravel Morrison (left) receieves treatment for an injury (Photo by Nick Potts/PA Images via Getty Images) — see more

Manchester United's Ravel Morrison (left) receieves treatment for an injury (Photo by Nick Potts/PA Images via Getty Images)

PA Images Nick Potts - PA Images