Police have been given extra time to question the man being held over the Finsbury Park attack.
Darren Osborne, a 47-year-old father-of-four was arrested after a van hit pedestrians near a London mosque in the early hours of Monday which injured 11 Muslims attending prayers.
Eight were taken to hospital for treatment and one person died.
Osborne was arrested on suspicion of the commission, preparation and instigation of terrorism; attempted murder and murder, he remains in custody at a south London police station.
Father-of-six Makram Ali, 51, was already receiving medical treatment as the attack unfolded. He died from multiple injuries, police say.
The Prince delivered a personal message of sympathy from the Queen as he met faith leaders at the injured in Finsbury Park.
Yassin Hersi, who suffered broken legs when a van drove into him, tells ITV News he feels 'no one is safe' now.