A man is in a critical condition after a stabbing near a busy underground station.

Police were called to Harold Road, near Upton Park underground station, at around 6.32pm yesterday (December 20) after reports of a stabbing.

A man, 20, was found with stab injuries by police and paramedics from London Ambulance Service and London's Air Ambulance. 

The 20-year-old was treated at the scene before being taken to the Royal London Hospital, where he remains in critical condition.

RELATED NEWS: Man injured in broken glass attack in East Ham pub

Road closures are in place at the scene, police said today (December 21).

"At this early stage no arrests have been made and enquiries are ongoing," a police spokesperson added.

Police are appealing for any witnesses to come forward with information to help their investigation.