The Chancellor George Osborne has announced a task force to look at creating shorter journey times between Norwich and the capital.
It's thought they could be cut by around 20% - from one hour and 50 minutes, to around 90 minutes.
The economic benefits to the region are expected to be huge, with estimates as high as £3.4 billion.
Click below to watch a report from ITV News Anglia's Emma Baker.
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Remaining cold with sunny spells and further scattered rain and sleet showers. Any early snow will become restricted to hills.
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Any remaining wintry showers will ease tonight but it will stay cold and there's a risk of frost and icy patches developing.