Wayne Rooney is a doubt for Manchester United's crunch clash with Liverpool after sustaining a head injury in training.

The forward left the club's Carrington base with a bandaged head after suffering the injury in training on Saturday morning.

Rooney is understood to have sustained a gash, leaving the Premier League champions waiting on a medical assessment of the striker ahead of their trip to Anfield on Sunday.

The striker, who has been subject to two bids from Chelsea this summer, spoke of his gratitude towards United's fans after he received a positive reaction away to Swansea and at - See more at: http://houseretailnews..com/2013/08/just-in-rooney-doubt-for-liverpool.html#sthash.QHbU03Hv.dpuf