According to the outlet, a man carrying a big knife attacked at least one person on a Tube train in Hackney, stabbing him in the chest. British Transport Police, in its turn, said that there was an incident in the area, but did not provide additional details on the issue.
London Overground has confirmed that services have been halted following the incident.
An eyewitness reported that a victim was stabbed with a '12 inch knife' on a moving train close to Hackney Central station.
Knife crime has risen by 16 percent in the last year in England and Wales, the number of offenses increased to 40,147 in 2017. London's Metropolitan Police is currently investigating over 80 murders.