A man has been arrested on suspicion of murder after a fatal stabbing.

Police were called at 2.02am this morning (Thursday, March 16) to reports of a fight outside a residential address in Chester Drive, Harrow.

Officers responded along with the London Ambulance Service.

A man, aged in his late 50s, was treated by paramedics. Despite their efforts, he was pronounced dead at the scene.

Police say they believe we know the identity of the man and his next of kin have been informed.

Another man, aged in his 30s, was arrested at the scene on suspicion of murder and has been taken into custody.

Detectives from the Met's Specialist Crime Command are carrying out enquiries and a crime scene remains in place.

Anyone with information about what happened is asked to call 101 quoting CAD 523/16Mar.

To remain anonymous contact the independent charity Crimestoppers on 0800 555 111.