|Edwin van der Sar|
|Gary Neville (Da Silva Rafael, 66)|
|Luis Carlos Nani|
|Paul Scholes (Darron Gibson, 73)|
|Luis Antonio Valencia|
|Wayne Rooney (Dimitar Berbatov, 66)|
|Daniele Bonera (Clarence Seedorf, 46)|
|Ignazio Abate (David Beckham, 64)|
|Marco Borriello (Filippo Inzaghi, 69)|
Full Time: MAN UTD 4-0 AC MILAN.
It really has been a rout and the scoreline does not flatter United in the slightest.
MAN UTD 4-0 AC MILAN. And there it is as Rafael's cross finds FLETCHER completely unmarked at the far post and the Scot has little difficulty heading the ball home.
It's exhibition stuff by United as they look to score a fourth goal which would really put the icing on the cake.
It has been almost embarrassingly one-sided at times as United have barely got out of first gear for long spells.
Nani is upended by Flamini and the former Arsenal man is booked for his troubles.
Nani and Valencia set up Gibson who has a great chance to make it 4-0. However, he lifts his head just as he is about to shoot and lifts his effort way over the bar.
The anti-Glazer chants start up again as United cruise through the closing minutes.
Elsewhere, Real Madrid look set to crash out at the last-16 stage once again. Lyon have equalised on the night so Real need to score twice in the closing stages to progress.
As usual, United appear to be hitting top form at exactly the right time. A third successive Champions League final does not appear to be beyond them on this showing.
It's almost a dream return for Beckham as he lashes a shot towards goal. Unfortunately it's straight at van der Sar who is able to beat the effort away.
Ferguson makes his final change as Darron Gibson replaces Scholes.
Ronaldinho's frustration gets the better of him as he joins Scholes in the referee's notebook.
Valencia's shot is charged down by Ambrosini as United look for a fourth goal.
Van der Sar gets down well to save Ronaldinho's flick as the match meanders to a conclusion.
The raft of changes continues as Marco Borriello makes way for Filippo Inzaghi.
Scholes is needlessly booked for shooting at goal when the referee had already blown for a free-kick.
Neville is also substituted as Da Silva Rafael comes on for the 35-year-old right-back.
Ferguson opts to rest Rooney, as Dimitar Berbatov comes on to replace him.
Beckham is introduced to rapturous applause from the Old Trafford faithful. Abate makes way for the former United star.
Nani is lucky not to be booked after falling over under Massimo Ambrosini's challenge.
Milan would struggle to finish in the top half of the Premier League on this display.
MAN UTD 3-0 AC MILAN. A patient build-up ends with Scholes playing a simple pass in to PARK who finds the net with a low shot from a tight angle.
Milan's display is really showing the depths to which Italian football has sunk in recent years. Maybe Inter can upheld Serie A's tradition against Chelsea next week?
It is becoming a stroll for Ferguson's men now as Milan try, without success, to probe the home defence.
The match is in danger of being a damp squib from now on although Huntelaar heads another presentable chance over the bar.
The United fans start, now the match is won, to chant their anti-Glazer songs.
Valencia is keen to get in on the act, blasting a low drive wide from a very tight angle when team-mates were better placed in the penalty area.
That really is game over. It will be a damage-limitation exercise by Milan now.
MAN UTD 2-0 AC MILAN. Within 60 seconds of the restart, Nani plays a precise ball to ROONEY who clips the ball over the advancing Abbiati and into the net.
Leonardo has made a change at half-time with Clarence Seedorf replacing the ineffective Daniele Bonera.
Milan get the second period underway.
Half Time: MAN UTD 1-0 AC MILAN.
United break free just before the half-time whistle and, as Milan back off again, Fletcher's drive flies narrowly wide.
Milan finish the half with a long spell of possession but they're unable to create anything of note. Rooney's goal seems to have ended this tie as a contest.
Ronaldinho is spotted tracking back into his own half as he desperately tries to get a rare touch of the ball.
There's a gulf in class between the two teams with United in cruise-control at the moment.
United remain in complete control with Milan seemingly uncertain what to do next.
Neville finds more space down the right, but this time his cross sails harmlessly out of play.
Apart from one early chance, Ronaldinho has been very quiet. He drops back into midfield in an attempt to win some possession for his side.
Milan are bizarrely letting Neville have acres of room to do as he wants. This time the veteran defender has time to whip in another cross that is eventually dealt with.
The referee has a word with Paul Scholes after a trademark rash challenge by the veteran midfielder on Mathieu Flamini.
Silva, who has started very well, tidies up at the back as Ji-Sung Park tries to burst free.
United have this tie by the scruff of the neck. There doesn't seem to be any way back for Leonardo's side at this stage.
Rooney is crowded out after almost being set free by Darren Fletcher's astute pass.
Antonio Valencia's trickery wins a corner and from it Silva heads the ball away from danger.
Patrice Evra sends in a poor cross that drifts behind the Milan goal.
Milan go close to pulling one goal back as Pirlo rifles a shot through a crowd of players that van der Sar eventually gathers at the second attempt.
Having grabbed the goal, United now seem happy to sit back and let Milan come at them.
After a blistering opening 15 minutes, the match finally starts to settle down.
That should really be that. Milan need to score three goals now.
MAN UTD 1-0 AC MILAN. Gary Neville shows he may have lost his pace but he can still cross a ball as he finds ROONEY who heads powerfully past Christian Abbiati.
Those two moves should serve as a warning to United as Milan are certainly capable of winning this tie.
Milan create another great opening. Thiago Silva's long ball forward finds Klaas-Jan Huntelaar who is onside. However, the Dutchman's first touch is poor and van der Sar is able to claim the ball. Huntelaar should have done much better with that one.
Milan almost take the lead. Andrea Pirlo's free-kick is inadvertently headed on by Nani to Ronaldinho whose instinctive header is only just off target with Edwin van der Sar rooted to the spot.
Milan are struggling to get a foothold in the game. United's pace seems to be too much for them in the opening salvos.
Now Gary Neville gets involved in the action and almost finds the target with a looping effort that drifts inches over the bar.
Rooney tries his luck from distance again but this one is sliced hopelessly wide of the target.
The Rossoneri have hardly been out of their own half as United's bright start continues.
It's almost 1-0 to United as Rooney turns adroitly, spins and sends a shot from the edge of the area just wide. Good start by United.
Nani is crowded out as a lively early United attack breaks down.
United get a potentially cracking encounter underway.
Beckham's spat with Sir Alex Ferguson, when the England star was caught above his left eye by a boot kicked by the fuming Scot, was more than seven years ago now.
Leonardo has named a very attacking starting line-up so it looks as though he is going all out for victory tonight.
Despite missing the 1-0 win at Wolves on Saturday, Wayne Rooney starts for United while David Beckham has to settle for a place on the Rossoneri's substitute's bench.
United start as big favourites to progress after winning the first leg at the San Siro 3-2 but will be wary of the dangerous Serie A outfit.
A Champions League quarter-final place is up for grabs as Manchester United play AC Milan at Old Trafford.
Manchester United host PSV in the Champions League on Wednesday.