Kewell (Liverpool) misses the target.

Luis García (Liverpool) delivers the corner.

Cissé (Liverpool) misses the target.

Gerrard (Liverpool) delivers the corner.

Luis García (Liverpool) gives away a free-kick for a challenge on Karagounis (Benfica).

Karagounis (Benfica) gives away a free-kick for a challenge on Luis García (Liverpool).

Reina (Liverpool) makes a save.

Petit (Benfica) has an effort on goal.
Boosted by the goal, Benfica surge forward again and Petit tries a chipped effort which Reina safely gathers.

Luisão (Benfica) scores!
The 0-0 draw prospects are finally written off as Liverpool concede their first goal in the UEFA Champions League since September. Petit floats a free kick into the penalty area and Luisão beats Sami Hyypiä to the header and nods past a helpless Reina.

Hamann (Liverpool) gives away a free-kick for a challenge on Karagounis (Benfica).

Anderson (Benfica) misses the target.

Petit (Benfica) delivers the corner.

Petit (Benfica) delivers the corner.

Karagounis (Benfica) misses the target.
Greek international Georgios Karagounis skips past Hamann and sends in a fierce shot, which deflects wide for a corner.

Gerrard (in) - Morientes (out) (Liverpool)
Gerrard, who was said to be suffering with a dead leg before the match, has been finally been brought into proceedings, replacing Morientes, who has had little impact on the game.

Kewell (Liverpool) gives away a free-kick for a challenge on Alcides (Benfica).

Hamann (Liverpool) fouls.

Robert (Benfica) gives away a free-kick for a challenge on Xabi Alonso (Liverpool).

Morientes (Liverpool) misses the target.
Fowler is left waiting for his first goal since his return to the club when he is taken off in favour of Frenchman Djibril Cissé. Fellow striker Fernando Morientes is also short of goals, though he goes close soon afterwards with a header from Riise's long throw.

Petit (Benfica) is adjudged to be in an offside position.

Petit (Benfica) delivers the corner.

Reina (Liverpool) makes a save.

Petit (Benfica) has an effort on goal.
Petit tries to shake things up as the game descends into a sluggish period as he tries an audatious effort from distance, trying to catch Reina off his line, but the Spanish goalkeeper scrambles back in time to deal with the effort.

Nuno Gomes (Benfica) gives away a free-kick for a challenge on Carragher (Liverpool).

Petit (Benfica) delivers the free-kick wide.

Carragher (Liverpool) gives away a free-kick for a challenge on Nuno Gomes (Benfica).

Beto (Benfica) gives away a free-kick for a challenge on Hamann (Liverpool).

Hamann (Liverpool) is booked.
German international Hamann trips Gomes in an unthreatening position to pick up an unnecessary caution.

Hamann (Liverpool) gives away a free-kick for a challenge on Nuno Gomes (Benfica).

Fowler (Liverpool) has a shot blocked.

Kewell (Liverpool) gives away a free-kick for a challenge on Manuel Fernandes (Benfica).

Robert (Benfica) delivers the corner.

Robert (Benfica) delivers the corner.

Luis García (Liverpool) misses the target.
García has a fantastic chance to open the second half with a bang, but he cannot control his shot inside the area and Moretto's goal in not threatened.

The second half begins.

The referee blows for half-time.

Simão (Benfica) delivers the free-kick wide.

Carragher (Liverpool) gives away a free-kick for a challenge on Simão (Benfica).

John Arne Riise (Liverpool) misses the target.

John Arne Riise (Liverpool) delivers the free-kick wide.
Riise is teed up for a free-kick from long range, though the lay-off by Hamann is too strong and the Norwegian has to switch his run up to the ball and he resulting shot is far off target.

Petit (Benfica) gives away a free-kick for a challenge on Hamann (Liverpool).

Robert (Benfica) gives away a free-kick for a challenge on John Arne Riise (Liverpool).

John Arne Riise (Liverpool) gives away a free-kick for a challenge on Robert (Benfica).
The Norwegian unfairly stops Frenchman Robert in his tracks as he attempts to break free down the right-hand side.

Beto (Benfica) misses the target.

Robert (Benfica) delivers the corner.

Simão (Benfica) gives away a free-kick for a challenge on Reina (Liverpool).

Robert (Benfica) delivers the corner.

Hamann (in) - Sissoko (out) (Liverpool)
Dietmar Hamann comes on for Sissoko as his facial injury leaves him unfit to continue and Benítez is forced to change his midfield plans. Sissoko is later taken to hospital for observation.

Xabi Alonso (Liverpool) gives away a free-kick for a challenge on Simão (Benfica).

Morientes (Liverpool) misses the target.
Spanish international Fernando Morientes tries an ambitious and ultimately wasteful shot from distance, which loops harmlessly over the crossbar.

Luis García (Liverpool) has a shot blocked.

Beto (Benfica) is booked.
Beto is yellow carded for a dangerously high challenge on Mohamed Sissoko of Liverpool, who receives a kick in the head for his troubles. The Frenchman is carried off the field for treatment on what seems to be a very painful injury.

Beto (Benfica) gives away a free-kick for a challenge on Sissoko (Liverpool).

Anderson (Benfica) gives away a free-kick for a challenge on Fowler (Liverpool).

Xabi Alonso (Liverpool) delivers the corner.
Riise sends in a long thow and Benfica goalkeeper Moretto nervously spills the ball under no real pressure, leaving Anderson little option but to hack it out of play for a corner.

Luis García (Liverpool) gives away a free-kick for a challenge on Léo (Benfica).
García trips Léo again and must be careful after picking up a yellow card for his earlier foul on the same player.

Xabi Alonso (Liverpool) gives away a free-kick for a challenge on Simão (Benfica).

Sissoko (Liverpool) gives away a free-kick for a challenge on Petit (Benfica).

Kewell (Liverpool) is adjudged to be in an offside position.

Luisão (Benfica) gives away a free-kick for a challenge on Morientes (Liverpool).

Sissoko (Liverpool) fouls.
At the other end, Benfica have a free-kick of their own in a threatening position, but Petit wastes it by sending it sailing over everyone's head and out of play.

Alcides (Benfica) gives away a free-kick for a challenge on Kewell (Liverpool).
A promising run by Harry Kewell leaves Liverpool with a free-kick in a dangerous position. When the ball is swung into the box, Fowler has a flick at it but cannot direct it goalward with any force.

Beto (Benfica) gives away a free-kick for a challenge on Kewell (Liverpool).

Kewell (Liverpool) fouls.

Petit (Benfica) gives away a free-kick for a challenge on John Arne Riise (Liverpool).

Léo (Benfica) gives away a free-kick for a challenge on Luis García (Liverpool).

Robert (Benfica) gives away a free-kick for a challenge on Finnan (Liverpool).

Fowler (Liverpool) gives away a free-kick for a challenge on Léo (Benfica).

Luis García (Liverpool) gives away a free-kick for a challenge on Petit (Benfica).

Léo (Benfica) gives away a free-kick for a challenge on Luis García (Liverpool).

Luis García (Liverpool) gives away a free-kick for a challenge on Léo (Benfica).

Luis García (Liverpool) is booked.
The first action of the match sees Liverpool's Luis García make a crunching, high tackle on Léo and earning a yellow card after the Portuguese defender is given lengthy treatment.

The match is under way.