- 84'
Poor cross from Deco and Depor head it clear - Deco could have done much better with that ball.
- 83'
Deco is beaten in the air and Romero looks to work the loose ball down the left flank towards Fran
- 82'
Some of the Depor players look beaten. Heavy legs and lowered heads, they know they need two to goals and they know time is against them.
- 81'
Fran is full of running and takes on Mendes, but the ball he plays inside is wasted and Porto relax
- 79'
Valeron feeds the ball to Tristan and he clips a teasing pass towards Scaloni but he can't direct the header and the ball is out for a goalkick
- 79'
Yellow card for Mendes
- 78'
Approaching the last 10 minutes but Porto are pressing and leaving Depor looking for anything to allow them to get up the pitch
- 77'
The Depor man is receiving treatment but should carry on. The drop-ball is sportingly returned to Porto
- 76'
Deco swivels and turns past two defenders but play stops after Pablo gets a heavy hit on his knee.
- 76'
Tristan takes but his excellent effort is just wide of Baia's goal
- 75'
Freekick for Depor on the edge of the box, very dangerous moment for Porto
- 74'
Frantic attacking from Depor and the spare man advantage is creating space at the back and Porto's playmaker Deco is looking dangerous on the break
- 73'
Emanuel and Baia defend well to prevent Tristan from getting a clean shot away
- 72'
Another change for Depor: Off goes Luque and in his place comes Gonzalez Fran
- 71'
Good save by Mollina from a well struck Maniche effort
- 70'
Another rash tackle from Naybet on Ferreria and it is a second yellow card for him and the Depor man sees red, they are down to 10
- 68'
Two corners in quick succession for Depor, but to no avail
- 67'
Centre back Santos Pedro Emanuel replaces Carlos Alberto - Porto seem to be satisfied with what they have. Dangerous tactic, or sensible?
- 66'
And with his first act on the pitch Tristan nearly scored, Baia lost the ball under pressure but managed to gather
- 65'
Sergio makes way for crowd favourite Tristan
- 65'
Pandiani has done his best tonight but surely it will be time for Diego Tristan soon
- 64'
Depor break with Valeron and Romero. The ball is whipped in and Pandiani puts a great header just wide!
- 63'
Luque floats it in and Naybet can only head the ball high and wide
- 62'
Now Depor are on the left side and have a freekick
- 61'
Porto pile on the pressure through Constinha
- 60'
Depor take a corner short and there are calls for a penalty but Collina's not interested
- 58'
Porto have the away goal, so we can't have extra time, but more importantly Depor need to score twice!
- 58'
Derlei stepped up and slotted the ball low and to the keeper's right. Molina almost got a glove to it but the shot was just too good.
- 57'
Derlei scores!
- 57'
Deco taken down by Cesar on the edge of the box, a clear cut penalty, but he didn't need to make the challenge. Derlei will take...
- 57'
Penalty to Porto
- 57'
Baia collects a back pass and launches a huge kick looking for Derlei
- 55'
More pressure from Depor as Scaloni fires in a cross and the crowd sense a chance, but the Porto defence are resolute and clear
- 54'
Pandiani and Valeron looking dangerous deep in Porto territory
- 54'
Lionel Scaloni comes off the bench to replace Sanchez Victor who is struggling with thigh strain, explaining why he had not been at his best
- 53'
Neat inter-play from the Depor midfield but the final pass goes awry and Porto move forward
- 52'
The corner is wasted and Depor have a goal kick
- 52'
Top class defending from Cesar, but he concedes a corner
- 51'
Pablo collects the ball on the right wing, but his cross fails to find any one of the three attackers in support
- 50'
Solid work by Naybet, who cuts out a cross and unleashes a Depor break
- 50'
Valente wastes a freekick with a woefully low inswinger. Poor
- 49'
Mendes loops a ball down the right flank, but he didn't look up and the ball finds nothing but the touchline
- 48'
Pablo skins his marker and fires in a decent ball but an early jump from Jorge Costa blocks Pandiani's leap
- 48'
Duscher takles Deco and Depor break forward
- 47'
Depor have a freekcik. It is fired in at pace from around 35 yards out, but it fails to find anyone after ricocheting between defenders and attackers
- 47'
Deco pounces on loose ball, he takes it wide and drifts a great ball to the back post where Derlei can only head it against the post! Great effort!
- 47'
Sergio in with a tackle to halt Costinha's mazy run
- 47'
Ok, here we go with the second half. Two and a quarter hours of football between these two sides and no goals. But there will be a result tonight, be it through extra time or penalties!
- 47'
45 minutes remain for the deadlock to broken, no goals so far, but some scintillating football. Keep it here to find out who reaches the final.
- 47'
A fascinating half. Porto probably edged it, but Depor fought back after looking decidedly shaky and came closest to a goal. Collina is doing well to keep the game moving with plenty of cynical tackles flying in.
- 47'
And that's the half time whistle...
- 47'
More rough tackling as we move toward halftime, Collina doing his best to keep the game flowing
- 46'
Clever work by Valente and Deco, who goes down looking for a freekick, but nothing in what he rightly recieves
- 45'
Derlei helps out in midfield and then rushes forward anticipating a return ball
- 44'
And another, this time Carlos Alberto is at fault
- 44'
Another foul, in what has been a fairly petulant game.
- 43'
A marginal offside decision is given against Depor. A tough call, but the wrong call.
- 42'
Poor delivery from Deco, the ball is half cleared as far as Mendes who tries his luck with a 20-yarder, but to no avail
- 41'
Corner for Porto
- 40'
Valente blocks off a pass meant for Victor and feeds to Deco, who is then fouled by Pablo
- 39'
Sergio tries to release Luque on the quick break but pass is cut out
- 38'
Porto try to resume normal service with a nice passing move, but a Carlos Alberto waste the attack with a shot when he could have threaded a ball to two colleagues!
- 37'
Pandiani tries the spectacular with an overhead kick in the box after an early ball in foxed the defence, but he swings at thin air
- 37'
Depor have finally found some tempo and Porto are rattled!
- 36'
Valeron holds his head in his hands after missing a simple volley completely unmarked. A real disaster by his standards, will he regret it later!?
- 35'
More footballers on the floor after a high forearm from Valente takes out Victor. Leverage or deliberate? Innocent enough says Collina, but the writhing in 'agony' continues!
- 34'
Victor tries his luck down the right for Depor but his hit-and-hope cross finds no-one
- 33'
Yellow card for Carlos Albero for nasty sliding tackle
- 32'
A series of aimless passes from Porto all find touch after possession is squandered by Depor
- 30'
Solid defending from Pablo under pressure from the livewire Carlos Alberto
- 29'
Victor rakes his boot down the inside of Mancihe's thigh, not to far from his crown jewels - not nice, but not malicious!
- 29'
Maniche closes down Valeron and steals the ball
- 28'
Deco skins Naybe, but instead of whipping in a ball across the six-yard box he tries a shot from a tight angle and its in the stands
- 26'
Valeron delivers a peach of a ball early for Pandiani and he lets fly with a full-blooded volley which flies just wide. Great move, great shot.
- 25'
Derlei dribbles past three Depor players on the inside right but a last-ditch tackle prevents a strike
- 24'
Maniche pounces on a loose ball and he spreads in wide to Carlos Alberto who scythes in on Luque - freekick.
- 22'
Foul given against Deco after a briliant turn. No idea why the whistle went, looked like typical moment of brilliant skill from the No.10, Pablo was happy though
- 21'
More backs-to-the-wall defending from the home side, but they again lose the ball in the centre
- 20'
Victor and Pablo fail to swap passes and A Depor move breaks down. Porto have forced Depor onto the backfoot and they don't like and their game is flustered as a result
- 19'
Finally Depor can breathe after Carlos Alberto concedes a foul on Duscher
- 18'
Deco didn't deliver the ball well and Depor clear momentarily, but Porto win it back and continue to press
- 17'
The corner is poor but the move is alive until Deco is blocked mid-run by Luque - freekick
- 16'
Nuno Valente tries a shot on his weaker right foot and Porto have a corner
- 16'
Mendes and Maniche at the centre of some confident passing as the boos and whistles show the home fans disappointment
- 15'
Two poor clearances in row from Porto as Depor seek to stamp some authority on this game and get their fans into things
- 14'
Pandiani charges down a Ferreira pass but no-one is there to support him and his frustration shows
- 13'
Half a chance there for Depor but a great tackle and Porto clear their lines
- 12'
Valeron taken out by a rough tackle - let's hope tackles and fouls don't ruin this leg as they did the first
- 11'
Porto use the freekick to try an attack down the left, but choose to play it back to the keeper - possession the key
- 10'
Collina books Noureddine Naybet for a foul Derlei and that booking means if Depor get through, and he misses the final. A rash tackle and he will pay the ultimate price and he knows it!
- 9'
Valente feeds Carlos Alberto who loses the ball but Deco is alert and tries a snapshot, but it's blocked
- 8'
Confident start from Porto after those early Depor attacks
- 8'
Pandiani hussles Valente after a short pass from keeper Baia
- 7'
Jorge Costa gets his foot on the ball and tries to find Deco with a probing ball from deep
- 6'
Deco picks up the ball in the centre of the pitch, but a tricky bounce allows the Depor backline to get themselves back into position
- 5'
The pitch is very slick after an earlier downpour so early balls into the box could prove tricky for defenders
- 4'
Paulo Ferreira launches a teasing cross into the Depor box, but the danger is cleared by Cesar
- 3'
Foul by Carlos Alberto on Maniche
- 2'
19-year-old Carlos Alberto shows flashes of skills in the middle of the pitch
- 1'
Luque and Romero exchange passes and a cross flies in but Vitor Baia claims
Early pressure from Depor probe down the right flank with Valeron press forward
Everyone's favourite referee, Pierluigi Collina of Italy, gets the match underway and Porto kick-off...
That said, Porto only need a scoring draw, so it's game on as they players take the pitch, kick-off is almost upon us!!
Depor are the favourites for the match despite not chalking up an away goal in the first leg. They beat Real Madrid 2-0 in La Liga at the weekend, have won their last seven home Champions League games and haven't conceded a goal in the competition at the Riazor for 663 minutes.
For those of you who might have been on Mars let's look at the significance of tonight's match: Up for grabs is a place in the Champions League final in Gelsenkirchen on 26 May.
And for Porto: Manuel Vitor Baia, Paulo Jorge Costa, Jorge Nuno Valente, Renato Paulo Ferreira, Alberto Ricardo Carvalho, Gomes Carlos Alberto, Francisco Costinha, Anderson Deco, Nuno Maniche, Miguel Pedro Mendes and Vanderlei Derlei
Lining up for Deportivo: Jose Molina, Martin Cesar, Garcia Manuel Pablo, Noureddine Naybet, Enrique Romero, Aldo Duscher, Gonzalez Sergio, Juan Carlos Valeron, Sanchez Victor, Alberto Luque and Walter Pandiani.
Deportivo need a win, Porto would take a score draw. Join us at 19.45 BST for a fixture on a knife-edge.
PSGParis Saint-Germain
