Religious leaders from across the globe will join royalty and senior politicians today for the enthronement of the Archbishop of Canterbury.
Those also in the congregation will include representatives of major world religions including Muslims, Jews and Sikhs and senior figures from the Roman Catholic and orthodox churches.
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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.
Police said the incident in Melbourne, Australia, was terror related.