A man in his 20s suffered a gunshot wound to the chest in Grove Road, Chadwell Heath, in the early hours of Saturday.
Police were called at 1.20am to reports of a man suffering from a gunshot wound.
The London Ambulance Service send an ambulance crew, a single responder and duty officer.
He was taken to an east London hospital as a priority and is believed to be in a stable condition.
Trident is now carrying out an investigation into the shooting.
No arrests have been made so far.
Did you see what happened? Please call 0208 477 3825 or email newsdesk@ilfordrecorder.co.uk.
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