A man who was found fatally stabbed in the back in a street in Poplar has been named by the Met.
The victim was Liam Hamilton, aged 32, from the E14 area. Police are still waiting for formal identification but released the name after a post-mortem this afternoon.
So far three men have been arrested in connection with the incident and detectives are still appealing for information.
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Police arrived at the 73-year-old's home after Alfie chased a delivery man.
Officers believe the three assaults are linked and are appealing for information about the suspect.
Nine addresses in Lewisham were searched and 13 arrests made early on Tuesday morning in a planned, intelligence-led operation.