In the standoff on the north side of London Bridge, the convicted terrorist was sprayed with liquid from the extinguisher, while the man wielding the long tusk prodded it in the direction of the attacker.
At least one of the several men who subdued the attacker was reported by British media as an ex-prisoner, who served time with Khan.
The group wrestled him to the ground in a video, and one of the bystanders appeared to have disarmed Khan of one of two knives he is believed to have strapped onto his hand. Armed police shot Khan dead after the bystanders had moved away.
A man and woman were killed in the attack on Friday, police said. Three others, a man and two women, were injured and remained hospitalized. None of the victims have been named.
The event, attended by Khan, was scheduled for alumni celebrating the five-year anniversary of the Learning Together Network. The group, a network of academics and criminal justice organizations, is affiliated with the University of Cambridge’s Institute of Criminology, the website for the event said.
According to PA news agency, the 28-year-old had threatened to blow up the…