Manchester City and United are co-operating with police following minor crowd disturbances at an under-21 match between the two clubs. A crowd of 16,708 turned up at Old Trafford as United beat City 4-0 on Tuesday to move within a point of clinching the Barclays under-21 Premier League title.

Three arrests were made by Greater Manchester Police following incidents at the ground.

"Club officials are liaising with Greater Manchester Police and Manchester United FC over this situation and will assist with their enquiries."

The two clubs liaised prior to the Old Trafford game to ensure rival supporters were segregated.