AC Milan 0-2 Arsenal: The Rossoneri's Alexandre Pato is one of those who go close in the opening stages at the San Siro

At the other end Emmanuel Adebayor looks increasingly dangerous as Arsenal's confidence starts to build

Alex Hleb finds himself in a good position on the edge of the area but is brought down and then booked for diving

Kaka tries to find a way through for Milan but William Gallas is on hand to thwart the Brazilian superstar

The game appears destined for extra time until Cesc Fabregas's late 30-yard effort beats Zeljko Kalac

Adebayor scores a second in injury time as Arsenal record a sensational 2-0 aggregate win over the reigning champions

Man Utd 1-0 Lyon: The hosts dominate first-half possession but they still have to be wary of the threat of Karim Benzema

With half-time approaching, Cristiano Ronaldo scores the opener after Anderson's shot is blocked

The 41st-minute goal is the player's 30th of the season and gives Sir Alex Ferguson's side a 2-1 aggregate lead

On the other wing, fellow Portuguese Nani keeps Lyon's defenders busy as the Red Devils attempt to kill off the tie

With Kader Keita hitting a post for Lyon and Wayne Rooney missing a couple of chances, Man Utd hold on for victory

Barcelona 1-0 Celtic: The Scottish side's already tough task is made even harder when Xavi scores in the fourth minute

The goal puts the hosts 4-2 up on aggregate and leaves Gordon Strachan's side needing three goals to go through

Lionel Messi is forced off with injury but is replaced by Thierry Henry as Barcelona show just how strong their squad is

Shunsuke Nakamura tries to conjure something but a route back into the game proves elusive for the Glasgow club

Celtic fail to impose themselves on the game and bow out of the Champions League after another creditable run