Dr Nigel Paling is the scientific advisor with the Government's Defence Science and Technology Laboratory. He explains that this virtual simulation, with the live simulation at a training arena in France, allows them to gather data to help the Government decide how to invest in the army in future.
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Bristol Mayor George Ferguson has been accused of a "nasty personal attack" in a row over how the city's Green Capital cash was spent.
Bristol Mayor George Ferguson says there will be "further breakdown" of how the city's Green Capital cash was spent.