London Pub Stabbing Death: Three Arrested Three men have been arrested after a 34-year-old father was stabbed to death outside a London pub. Christopher Foster was attacked while having a cigarette with a male friend in an alleyway outside St Christopher's Inn, in Borough High Street, Southwark, at 11.45pm on November 29. Witnesses said they saw seven suspects wearing hooded clothing, carrying baseball bats and at least one knife. Police believe he was a victim of mistaken identity. Mr Foster, from Walworth, southeast London, was taken to the Royal London Hospital in Whitechapel, where he died an hour later. A post-mortem gave the cause of death as a single stab wound to the back. Mr Foster had a four-year-old daughter and worked in administration for a firm of lawyers. Mr Foster was stabbed in an alleyway near St Christopher's Inn His mother, Jean Foster, said in a statement: "Chris, as you all know now, was a well-loved man. The family has kept a low profile to concentrate on his daughter's care and well-being, leaving the police to get justice for Chris. Three men - aged 25, 33 and 29 - were arrested on Monday on suspicion of murder. They are in custody at a south London police station. Detective Chief Inspector John Sandlin said: "At this stage of our investigation, we believe this to be a case of mistaken identity. Mr Foster was stabbed as he stood halfway down the alleyway with his back to the suspects. Five of the suspects then carried on down the alley and were involved in a separate altercation with another male, who managed to get away, and this male's friend. The male friend received a hand injury but did not require hospital treatment. He said five of the suspects made off south down Borough High Street and tried to get into another bar, Belushi's. They then turned left and ran down Mermaid Court. Flowers were laid at the scene of the attack The remaining two suspects made off separately. Police have already arrested a 30-year-old man on suspicion of murder, and a 32-year-old woman on suspicion of assisting an offender. :: Anyone with information is asked to call 020 8345 3865 or Crimestoppers anonymously on 0800 555 111.