Speaking to the Evening Standard, commuter David Banks said: "There were just a lot of police around, police vans and cars and officers around a skip. The skip was between one of the exits to the railway station and car park itself."
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A man has died and two others have been injured in a stabbing outside Parsons Green Tube station.
Dany Cotton says referring to 'firemen' reinforces the stereotype that only men want to work in the fire service.
His heart completely stopped and one of his teammates performed CPR until paramedics arrived.