Enfield man Ahmet Kustahi said he saw police telling local residents to leave their houses as officers attended to the reported beheading incident at a nearby address.
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Fine for many tomorrow.
A rollercoaster has come off the rails at a theme park in Scotland, leaving eight children and two adults in hospital.
"I saw a lot of smoke come out from the tail-end of the aircraft. I wondered if it was normal, whether it was just exhaust fumes."