Gavin Williamson, the MP for South Staffordshire, says he wants his constituents to be reassured this type of protest will never happen again.
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Demonstrators will gather in Lincoln this morning to protest against proposed cuts to the city's local fire service.
Passengers have been warned to expect disruption on East Midlands Trains this weekend because of work on the main line into St Pancras.
A cold and mostly dry day, with wintry showers becoming more confined to coasts. Brisk winds, especially near coasts.