Big Match Champions League; Arsenal v FC Porto

Arsenal Football club have slight doubts over midfielder Freddie Ljungberg (knee) and centre-back Johan Djourou (foot).

However boss Arsene Wenger said he is optimistc that Ljungberg, who missed training training on Monday, and Djourou will both be available.

Captain Thierry Henry is expected to start after playing on Saturday.

But Philippe Senderos (shoulder), Gael Clichy (foot), Lauren (knee) and Abou Diaby (ankle) are all still a few weeks away from a return.

Head to Head

Arsenal and FC Porto have never met before. Arsenal have hosted Portuguese opposition twice, winning once and losing once. Most recently they lost 4-2 on aggregate to Benfica in the 1991-92 Champions Cup.

FC Porto travel to England for the ninth time. They have failed to win in their eight previous trips, drawing once and losing seven. Honours were even in the 2003-04 CL match at Old Trafford, when they drew 1-1 with Manchester United.

Emirates Stadium in London
Tuesday, 26 September