The Olympic Flame will be transferred to Lands End where three-time Olympic sailing champion Ben Ainslie will be the first torchbearer in the final 70-day relay to the start of the Games.
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As of Monday, kids in nursery, reception, year 1 and year 6 are being asked to return to the classroom in England.
An easing of lockdown restrictions in England has seen some pupils return to schools and queues form at stores.
The call by Water UK comes after an exceptionally dry and sunny May in England.