A preliminary hearing has been set for tomorrow for a man accused of threatening President Barack Obama and others, after he allegedly posted them letters containing suspected ricin.
Paul Kevin Curtis, 45, is scheduled to appear in federal court later and if convicted could face up to 15 years in prison.
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The operation to recover the unexploded bomb near the Houses of Parliament let to disruption in central London overnight.
Southern parts of England and Wales will see sunny skies after a frosty start.
A police spokesman said the incident in the Bourke Street Mall on Friday was not related to terrorism.