A man was found unconscious after being attacked in Romford, the Met Police has said.
The 21-year-old victim was found unresponsive by Met Police officers at around 3.15am on Saturday.
He suffered a broken nose and head injuries and was taken to hospital where he remains.
Officers established that he had been walking home from a night out on Western Road when a man attacked him before later fleeing the scene.
No arrests have been made but the suspect is believed to be aged between 20-25 with short curly hair with shaved sides. He was wearing dark trousers and a purple hoodie.
Anyone who witnessed the incident, or has information that could help police, should call 101 or post @MetCC ref CAD 1068/02Sep