Investigators trying to establish cause of collision between two trains that left 13 people needing treatment
Rail investigators are urgently trying to establish the cause of a collision between two trains that led to at least 13 people needing hospital treatment.
Firefighters and other emergency workers evacuated 100 people from the trains in Salisbury, Wiltshire, after the accident on Sunday night. One of the train drivers had to be cut free from his cab.