Two East Midlands trains collide near Kempston, between Luton and Bedford, in an incident reported to have occurred at about 5.15pm. Multiple reports say the crash results in serious injuries and that fears about casualties are raised at the scene. Witness accounts described injured people in the aftermath, with reports referencing visible blood, though details about the extent of injuries and the number of casualties vary by account and are not fully specified here. Emergency services respond to the collision area, and the incident prompts disruption to rail services in the surrounding corridor. The reports provide limited additional information about the cause of the crash, the exact locations of the trains at impact, or whether passengers or staff are among those injured. Further updates are expected from authorities as investigations and assessments continue.