By jwright@thekmgroup.co.uk (Joe Wright) A pedestrian attacked in the street on Friday night is in a critical condition in hospital. The man in his 50s suffered serious head injuries as a result of the night-time assault in King Street, Ramsgate. Following an altercation, a driver got out of his vehicle and assaulted the pedestrian. After being treated at the scene, the victim was taken to a London hospital where he still remains in a critical condition. Police investigating the attack have since arrested a 26-year-old man from Margate on suspicion of assault. He remains in custody while inqui…