The case of three boys who went missing from their home in The Oaks area of Sunderland yesterday is not being treated as an abduction, Northumbria Police have said.
Border agencies and all UK police forces are on alert, they added.
More top news
Residents in Sacriston have been told to keep their windows closed due to smoke in the area.
The young couple from South Shields were killed in the Manchester terror attack. Their families say the town has shown 'amazing support'.
Three officers were attacked in South Shields on Thursday evening