Liverpool captain Jordan Henderson has undergone surgery on the groin injury he suffered in the Merseyside derby and will be out until April at the earliest.
Shola Shoretire has a bright future and will play in front of Man Utd's fans, says manager Ole Gunnar Solskjaer, after becoming their youngest-ever player in European competition.
Manchester United safely progressed to the Europa League last 16 as their goalless draw with Real Sociedad at Old Trafford saw them through 4-0 on aggregate.
Pierre-Emerick Aubameyang rescued Arsenal's Europa League campaign from the jaws of defeat as his late winner secured a dramatic 3-2 victory over Benfica in Greece.