The Thalassa is 1 of 14 tall ships which are setting sail for London to join in the Olympic celebrations. The ships will leave in convoy from Tilbury in Kent at 10am. They will cruise up and down the River Thames during the games.
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The LGA wants chains with more than 20 outlets to display calorie counts as part of a plan to tackle childhood obesity.
Philippa has Saturday's weather for the east
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