Two cousins aged 14 and 15 have been reported missing from their home in Newton Aycliffe.
Thomas and Kieran Miller have not been seen since Sunday.
The police say they are concerned because of the age of the boys.
More top news
The schoolchildren saying farewell to the dog who's quitting police work - for retirement.
The Sunderland International Airshow will see thousands of people flock to Wearside for spectacular aerial displays.
A look ahead at the weekend forecast for the Tyne Tees region.