Police say they are seriously concerned after several children were spotted swimming in the River Wear just a short distance from where two teenagers drowned.
Chloe Fowler and Tonibeth Purvis died almost two weeks ago.
Today, police issued another warning, urging people to stay away from open waters.
It comes as new figures reveal a surge in calls to emergency services for people in trouble in the water.
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Scientists from Newcastle University have led a breakthrough in the most common form of fatal brain tumour.
The shuttle bus service between The Friargate Hospital in Northallerton and James Cook Hospital in Middlesbrough ends today due to cuts.
James Wharton says he is backing Boris Johnson for the Conservative leadership because only he can unite the north.