Officers, including firearms officers, attended with the London Ambulance Service (LAS) and the London Air Ambulance. Despite their efforts, the man – believed to be aged in his early 20s [Victim 1] – was pronounced dead at the scene at 10.56pm.
Police subsequently received a call to a residential address in the Edmonton area after a man, aged in his 20s [Victim 3], reported that he had been shot whilst in the Green Lanes area. Officers and the LAS attended; the man was taken to an east London hospital for treatment. His injuries are not believed to be life-threatening.
Detectives from the Specialist Crime Command have been informed.
There have been no arrests and enquiries continue.
Anyone with information is asked to call police on 101 quoting reference 8093/21SEP.
Information can also be provided to Crimestoppers, anonymously, by calling 0800 555 111.