London Overground halts services due to 'absolutely terrifying' incident on train

London Overground has halted services following an 'incident', and the British Transport Police is investigating.No further details have been confirmed by police.
Journalist Nick Renaud-Komiya, who was at the scene, posted on Twitter: "A man has just gone on a rampage with a knife on a train stopping at Hackney Central."He’s been arrested by police but it looks like some people on the train were injured. The train has been evacuated."Passengers have evacuated a train following unconfirmed reports of a knife attack in London.

Another passenger, Melanie Norton, wrote: "Lots of people running out of Hackney Central saying there's a man with a knife!"Hazel Orton wrote: "Full-on stampede on the train after a man was attacked on the train coming into Hackney Central, 5 feet away from where I was sitting, people dropped phones and bags, hope victim is OK."And Joe Street posted: "Some guy just pulled out a knife on my overground train and the staff are saying he stabbed someone. Absolutely terrifying."London Overground tweeted: "Evening all, we currently have no service between Highbury & Islington and Stratford."This is while we deal with a customer incident at Hackney Central. Updates to follow."It later confirmed that services had been suspended between Canonbury and Stratford.