Ilford
A 29-year-old man has been arrested on suspicion of murder.
No arrests have been made but police are not currently looking for anyone else in connection with the incident.
A 40-year-old man was also found injured and taken to hospital, the Metropolitan Police said.
Jermaine Wright, 28, faces three firearm-related charges and two over assaulting a police officer.
The victim was pronounced dead at the scene.
The attack took place at 9.45pm on Friday.
A 50-year-old man has been charged with murder.
Emergency crews say she may need medical help.