Middlesbrough 4-1 Basle: Yakubu is at the centre of the action for the hosts as his penalty appeal is turned down

Boro's defence is stunned after Brazilian striker Eduardo extends the visitors' aggregate lead in the 23rd minute

Middlesbrough reduce the deficit in the 33rd minute when Mark Viduka is on target with a fine finish

Boro are offered some real hope as Viduka scores his second of the night in the 57th minute

Jimmy Floyd Hasselbaink's stunning strike levels the aggregate score at 3-3 as Boro close in on a remarkable win

Boro's miraculous comeback is completed as Massimo Maccarone slots home in the 90th minute to stun the Swiss

Schalke 1-1 Levski Sofia: The hosts secure a place in the last four as a draw clinches a 4-2 aggregate win

Steaua Bucharest 0-0 Rapid Bucharest: A goalless draw is enough to see Steaua go through on away goals

Zenit St Petersburg 1-1 Sevilla : The Spanish side celebrate after they seal a comfortable 5-2 aggregate win in Russia