There is understood to be a 100m cordon in place around Grand Arcade in Cambridge following reports of a suspicious package.
Bomb disposal teams have been dispatched, police are expected to be in the area for several hours.
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Fine and dry with sunny spells. Breezy near the coast.
The family of a missing woman from Milton Keynes has been told a body has been found in a wood in Hertfordshire.
A changeable week for the Anglia region and turning cooler for a time.