Both trains involved in a crash at Norwich station today "remained upright and on the tracks", the British Transport Police (BTP) has confirmed.
A spokesman for the BTP said: "The collision took place at very slow speed and both trains remained upright and on the tracks.
"Eight passengers have sustained injuries which are being described as minor.
"An investigation has been launched, enquiries are ongoing to establish the full circumstances surrounding the incident.
"Anyone with any information which can assist the investigation is asked to contact British Transport Police on Freefone 0800 40 50 40, or text 61016."
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