Thierry Christian-Gnanakumar was found with serious injuries. Picture: Met Police

A fourth man has been arrested in connection with the death of a man after an attack in Lewisham.

The 24-year-old was detained yesterday and taken to a south London police station where he remains in custody.

Thierry Christian-Gnanakumar, 22, from Catford, died in the early hours of November 11 after a disturbance outside Lewisham Library in High Street.

Police believe he was assaulted by a group of men. A post-mortem examination gave cause of death as severe blunt force trauma to the head and face.

Anyone with information should contact the incident room on 020 8721 4805 or Crimestoppers anonymously on 0800 555 111.

Three men were arrested in connection with the incident and were bailed to a date this month.