"Last night the 23.34 Great Yarmouth to Norwich service struck an empty, stationary train on arrival at Norwich station. The train arriving at Norwich was travelling at very slow speed.
There were 31 passengers on board. Eight passengers have sustained injuries which are being described as minor.
Our first priority has been and remains the welfare of the passengers and traincrew involved. An investigation into the incident led by the Rail Accident Investigation Branch (RAIB) is underway and we are assisting them with their enquiries."
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Wintry showers will continue to affect East Anglia on Sunday, elsewhere it should be largely dry. Some sunny intervals are likely.
The wintry weather is continuing across the Anglia region with sleet and snow in many areas. Here is a selection of pictures from viewers.
Cold with further wintry showers which may merge into longer periods of snow after midnight.