Train safety system failed before fatal crash in Wales, investigation shows - The Guardian
- Train safety system failed before fatal crash in Wales, investigation shows The Guardian
- Powys rail crash: Both trains were moving, report reveals BBC
- Collision between passenger trains near Talerddig GOV.UK
- Cause of Wales train crash which killed man and injured 15 is revealed The Independent
- Powys Train Crash: Investigators release initial findings RailAdvent - Railway News