Footage from the train on Friday morning shows the device in flames in the carriage.
Police in London have confirmed that the explosion on a tube train in the city on Friday morning was caused by the detonation of an Improvised Explosive Device.
Footage of the device still burning in the carriage at the Parsons Green station was posted to social media.
https://www.youtube.com/watch?time_continue=15&v=-owYx5Wv7RQ
Assistant Commissioner Mark Rowley of the Metropolitan Police confirmed in a statement that an improvised explosive device had been detonated on the tube train.
https://twitter.com/metpoliceuk/status/908641075924942848?ref_src=twsrc%5Etfw&ref_url=https%3A%2F%2Fnewswire.storyful.com%2F
Clip via Storyful
"At Parsons Green Tube station there was an explosion on a Tube train," Rowley said.
"This was a detonation of an improvised explosive device. The scene currently remains cordoned off and the investigation continues...
"Londoners can expect to see an enhanced police presence, particularly across the transport system across the day."
Twenty-two people are being treated in hospital, mostly for burn injuries.
