The full time whistle goes with United down to ten men as Evra receives treatment for cramp but it has been a comfortable win for the Premiership leaders.

Solskjaer caps a fine win with a comeback goal in the dying seconds after great work from Saha and United are home and dry.

Solskjaer is denied by a brilliant point-blank save by Carson after a quick counter attack involving Carrick.

Luke Young overlaps down the right but his low cross is kicked behind by Rio Ferdinand for a Charlton corner.

Ole Gunnar Solskjaer replaces Giggs as United attempt to rest some key men ahead of their weekend match with the points seemingly in the bag at The Valley.

Saha scores a brilliant second, chesting a cross down and turning before hitting an unstoppable shot into the far corner.

Michael Carrick replaces Park to make his Premiership debut for United following the £18million move from Spurs.

Van der Sar collects Hreidarsson's header from a Charlton free kick but the home side are unable to fashion anything clear cut at the moment.

Marcus Bent plays Darren Bent in for a half chance but the England striker's effort is off target as he is put under pressure by the United defence.

Ferdinand links up with saha on the edge of the Charlton penalty area but the Frenchman's shot is blocked for another corner.

Giggs stands with his hands on his hips after his pass to Saha goes astray but United are on top in midfield.

Marcus Bent comes on to replace Hasselbaink who had been quiet in the second half.

Saha sees his header cleared off the line by Ambrose who was stationed on the back post at the corner.

United force two corners in quick succession on the right hand side with Giggs instrumental in keeping the visitors on top.

Manchester United survive penalty peals after Brown handballs from Ambrose's dead ball.

Foul commited by Park with Ambrose arching in the resulting free-kick.

Ronaldo looks to have put his world cup drama behind him putting in a effective performance with a number of trademark runs hitting the framework on one occasion.

Pin point cross to the far post from Ronaldo which Park stretches for hitting the upright with his shot.

Fletcher buries a shot from close range after a mistake from Fortune as Manchester United come out all guns blazing.

Charlton kick off. Ambrose with a dipping shot from 30 yards.

Half time at The Valley and United could be four goals up but the woodwork and Scott Carson have kept the score to 0-0.

Jonathan Fortune gets back to head a dangerous cross from Giggs behind for a corner as United turn up the pressure just before half time.

Ronaldo hist the bar with a wonderful 20-yard effort following sharp passing in midfield by O'Shea and Saha.

Giggs is denied by a fingertip save from Carson after a trademark run down the left.

Ronaldo goes on a run down the left and hits a shot from a tight angle which is blocked by Talal El Karkouri.

Hreidarsson is the first name in the referee's notebook for a foul on Park, gifting United a free-kick which Ronaldo wastes.

United break quickly through Saha and Ronaldo but the winger's cross is headed away by Young at the back post before Giggs can finish the move.

Bryan Hughes' cross causes havoc in United's box as Patrice Evra slips but Hasselbaink and Ambrose are unable to capitalise with blocked shots.

Giggs hits the post from a free-kick on the edge after Ronaldo was upended 20 yards out and Charlton survive more United pressure.

Rio Ferdinand picks out the unmarked Park inside the Charlton penalty area but the winger's shot is parried to safety by Carson.

Ji-Sung Park meets Wes Brown's right wing cross with a powerful header which skids just wide at the near post.

Darren Bent's header brings a save from Van der Sar after a deep cross from Amdy faye picked him out at the back post.

Ronaldo has a crack from a free kick but it is an awful effort, flying high and wide of Carson's goal.

Ronaldo is taken out by Hreidarsson's crude challenge on the half-way line but referee Chris Foy lets him off without issuing a yellow card.

Matt Holland shoots wide from 25 yards after United clear a corner to the edge of the penalty area.

Giggs turns sharply and finds Louis Saha in the box but the Frenchman is tackled by Hermann Hreidarsson.

Jimmy Floyd Hasselbaink strikes a shot wide from the edge of the area after Darren Ambrose's knockdown.

Charlton are enjoying the lion's share of possession in the early stages but are yet to test Edwin Van der Sar.

Cristiano Ronaldo hits United's first shot of the match, right footed from 20-yards but it is well wide of Scott Carson's right hand post.

Darren Fletcher forces a corner on the left but Ryan Giggs' delivery is cleared by Charlton at the near post.

John O'Shea brings down Luke Young on the right and Charlton win their first attacking free-kick.

Manchester United get the match underway against Charlton, who are looking to claim their first points of the season.