A residential street in Essex has been evacuated after a World War Two bomb was discovered. Police say the device was found on Church Road in Boreham near Chelmsford. A Ministry of Defence bomb disposal unit is on the way.
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A lamp in the tower which houses Big Ben is to be switched off for the first time in more than 70 years.
Sir Bruce entertained audiences for more than seven decades.
Work in the tower will also pause over the bank holiday weekend.