Today Network Rail unveiled their five year plan to increase the "capacity and capability" of its services. London tonight spoke to Tim Shoveller, Managing Director of Network Rail about the proposed ideas.
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Pictures of today's events unfolding following a major security incident at the Houses of Parliament.
At least two people have died after a knifeman brought terror to the heart of Westminster.
The Cobra committee brings together government ministers with senior officials of the emergency services and security agencies.