Armed officers have stormed a busy tube station this morning as passengers were seen being turned away.
A huge emergency response is currently on the scene outside Parsons Green underground station in west London.
An eyewitness told The Mirror how she arrived at the station to find "machine-gun police like you see in the airport" responding to an incident.
READ MORE: Met Office urgently asks UK households to follow 11am 'rule' this week
READ MORE: Cancer doctor blames Covid after downloading sick images of girls as young as four
"There appears to be a man with a gun on the tube. The tubes haven't moved, they're stuck.
"There were four vans, with armed police", she added.
This is a breaking news story. Follow us on Google News, Flipboard, Apple News, Twitter, Facebook or visit The Mirror homepage.
You may also like
Murzban Shroff Captures Mumbai's Soul Through Stories
Lauren Hemp highlights clear England 'advantage' before must-win Euro 2025 clash
RUSSELL MYERS: Prince Andrew may think he has 'more to give' but public won't forget
Chandrababu Naidu for zero crime-rate through technology
Kelsey Parker makes incredibly brave announcement just three weeks after losing baby son