The cause of the incident was not immediately known, and transport minister Heidi Alexander said an investigation was underway.

La police des transports britannique a confirmé vendredi intervenir à Bedford, à 90 kilomètres au nord de la capitale. Les services de secours sont sur place

Emergency services rushed to the scene of a collision between two trains north of London on Friday afternoon that killed one person.

British police on Friday said emergency services were responding to reports of a collision involving two trains in the Bedford area, north of London.