Jacqui Warrior, foundation co-ordinator for Teesside High School, says that the newly-discovered air-raid shelter underneath the school's ground could be of huge heritage importance.
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Emma Jesson brings you Sunday night's forecast
Cold and clear with widespread frost on Sunday night. Sunny Monday then showers
A number of Britons are feared stranded on Mount Everest after the Nepal earthquake triggered a deadly avalanche on Saturday.