Karen Rennie on Facebook:
"Would you ask if it was necessary if it was a nut allergy? Of course it is! Who cares if it's a banana allergy or a nut allergy, the school has to take precautions to make sure the child isn't exposed to them while in their care and the best way to do that is ban them."
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It is now believed that 45-year-old Robert Cantle may have travelled in his car to the Jedburgh area on Sunday morning.
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The historic event always takes place on the last Friday in July.