UK access to Galileo sat-nav system after Brexit

The UK has played a key role in an EU satellite-navigation system set up to give Europe its own network - independent of the US' GPS - to help finance, telecommunications, utilities, and to support the emergency services and the military.

Daily Politics reporter Greg Dawson looks at how the EU is threatening to limit UK access to secretive information after Brexit, and now Britain is talking of setting up its own system.

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