At least two people have been shot at a US naval base in Millington, Tennessee according to media reports.
It is understood that emergency crews are have responded to an incident at the base's Army National Guard recruiting center.
Multiple ambulances are on the scene and a shelter in place order has been given on the base.
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It will be mainly dry across the UK, but parts of Wales and England may experience thundery showers.
The suspects were arrested by West Midlands Police and will appear before Westminster Magistrates' Court in London on Friday.