A Trident nuclear submarine could be cut to save costs

The UK's four Trident nuclear submarines could be cut to three as the Ministry of Defence studies areas where it can save money, Liam Fox has said.

The defence secretary said the MoD was looking at "the absolute mother of horrors of a spending review".

He said the fleet would only be reduced if it was possible to do so without compromising the UK's sea defences.

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