Mr Basu added: "Given the methodology and given what was occurring, what's happened, the tragic incidents across the country, this had all the hallmarks of a terrorist incident".
"He was quickly and calmly given over to police", he said. I tried to stop him (the suspect), some people were hitting him but I said stop him and keep him until the police came.
"I blame tonight's attack at the mosque on foreign policy".
"I've been in touch with the mosques, police and Islington council regarding the incident". One person has been arrested.
The Finsbury Park attack follows this weekend's Great Get Together, a series of community events around the country to celebrate the life of the Labour MP Jo Cox, who was murdered a year ago by a rightwing terrorist.
- Eight people were hospitalized, all Muslim. The mosque called it a "callous terrorist attack".
"Extra policing resources have been deployed across London in order to reassure communities, especially those observing Ramadan".
The attack took place just after midnight outside the Muslim Welfare House, which houses a mosque, on the Seven Sisters Road in the northern part of the city.
But it was raided and shut down and later reclaimed by the local Muslim community, who have transformed it into a place which actively promotes better community relations across faiths.
Mohammed Mahmoud was said to have used his body to shield the suspected terrorist, who had been wrestled from his vehicle, from the fury of onlookers.
"I just saw everyone flying", one witness, who asked to be identified as Khalid, told ABC News.
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Arab countries had initially dominated the Qatari monarchy after its independence in 1971. Rarely has the arrival of a foreign military power been so yearned for in Qatar.
A forensic tent, center, stands next to a van, in white, at Finsbury Park in north London after the vehicle struck pedestrians Monday, June 19, 2017.
Police also said in a statement that the attacker was taken to the hospital as a precaution, and will be taken into custody once discharged.
"That's why the counter-terrorism command were called out to investigate". "No one! No one!"
The incident happened outside the Muslim Welfare House, 100 metres (yards) around the corner from the Finsbury Park Mosque.
A vehicle has hit pedestrians in London's Finsbury Park, causing "a number of casualties", according to authorities.
Police have not yet determined whether the fatality was a result of the van attack.
"While this appears to be an attack on a particular community, like the bad attacks in Manchester, Westminster and London Bridge it is also an assault on all our shared values of tolerance, freedom and respect", he said.
Police say the driver of a van that hit pedestrians on a London road is a 48-year-old man who has been arrested and taken to a hospital.
The Home Secretary told Sky News London has woken up to another "terrible incident" overnight which has left one dead and eight people injured.
Witnesses say the wounded were out late for worship after fasting during the Muslim holy month of Ramadan.
Deputy Met Assistant Commissioner Neil Basu, the senior national co-ordinator for Counter-Terrorism Policing, in the first press conference on the attack at 8:30am (local time) was also asked if the police had been tardy in calling it for what it was - a suspected attack.
Britain's terrorist alert has been set at "severe" meaning an attack is highly likely.
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- Vehicle strikes and injures multiple pedestrians near Finsbury Park, London police say