Police were called at 1:58pm on Friday 29th of November to a stabbing at Fishmongers Hall.
Emergency services attended; including officers from the Metropolitan Police Service and City of London Police.
Five people were injured in the incident, two of those injured died at the scene, Jack Merritt and Saskia Jones.
28 year-old Usman Khan, was shot dead by specialist armed officers from the City of London Police and the Metropolitan Police Service.
Assistant Commissioner Neil Basu, Head of the Counter Terrorism Policing said: “The Counter Terrorism Command has been relentlessly working to establish the full circumstances of the attack and to ensure there is no related outstanding threat to the public.
“I want to thank everyone who has already provided police with witness statements and material, I would also like to thank the communities both in London and Staffordshire for their patience and understanding whilst we carried out crucial enquiries in these areas.
“Our thoughts continue to be with the families of Jack Merritt and Saskia Jones; the injured victims and everyone affected by this shocking and senseless attack.
“Sadly the effects of terrorist attacks can be far reaching, and impact on many, I wholeheartedly urge anyone affected by this incident to seek support.”
There are a range of emotional and practical support services available here .
On Wednesday, 5 December, inquests relating to the deaths of Saskia Jones, 23 of Stratford-upon-Avon, Warwickshire and Jack Merritt, 25 of Cottenham, Cambridgeshire were opened and adjourned to a date to be confirmed, at the Old Bailey. The three further people injured in the incident have now been able to return home from hospital.
The inquest relating to the death of Usman Khan, 28 of Stratford, was also opened on 5 December and adjourned to a date to be confirmed, at the Old Bailey.
Images and videos from the public, relating to this incident, can be submitted to the police appeal website www.ukpoliceimageappeal.co.uk. Witnesses and victims who were at the scene of the attack and not yet spoken to police are asked to contact the investigation team in confidence on 0800 789 321.
Anyone who sees anything suspicious should act and report it to police by either speaking to an officer, calling police on 0800 789 321 or reporting it online at www.gov.uk/ACT.