East Midlands Railway, which operated both London-bound trains involved in the crash, confirmed in a statement on X on Saturday that the driver of one of the services had been killed The company had cancelled all trains to and from St Pancras for the rest of Friday and was unable to confirm the schedule for Saturday.A video posted on social media by one of the passengers showed what appeared to be the front of one train entangled with the back of another, with the carriages appearing to remain upright on the tracks.The East of England Ambulance Service said that in addition to a person who died at the scene, 11 people suffered very serious injuries, 22 were seriously injured and 56 had minor injuries."My thoughts are with the family of the person who has sadly lost their life, and with those who have been seriously injured," Prime Minister Keir Starmer said in a statement.The cause of the incident was not immediately known, and transport minister Heidi Alexander said an investigation was underway