Missing teenager may have taken 'new psychoactive substance'

Police say a teenager who's gone missing in Totnes may have taken a "new psychoactive substance" after he was seen running naked towards a river.

Nathan Wood, 16, was last seen on the edge of the River Dart at around 6pm on Friday. His disappearance has sparked a mass search operation involving police divers, helicopters and coastguard.

Additional divers from Avon & Somerset police have also been called in to help with the search.

It's thought he went into the water at the back of King Edward the Sixth community College. Eye witnesses say they saw him in a distressed state:

The search is ongoing and police are appealing for anyone with information about what happened to come forward.