Three young men have died and another is fighting for his life after their car crashed near a north London retail park. Five people, all believed to be in their 20's, were in the vehicle when the accident happened.The car was near Staples Corner at just before 11.30pm on Sunday when the alarm was raised and emergency services scrambled to the scene, near Hendon.It is not believed that any other vehicle was involved in the incident and no arrests have been made.Police confirmed that three men died while another is in a critical condition.