Police are appealing for witnesses to a street robbery in Blyth.
It happened between 6.20pm and 6.45pm on Saturday, October 8, just off Newsham Road.
A 17-year-old male was walking along the cut known locally as Joe Percy going towards Newsham Road when he was approached by a man with a knife, who threatened him and demanded his phone.
The offender stole the phone, a Samsung Galaxy Edge mobile, before making off towards the sports centre.
The teenager was shaken but otherwise unhurt.
The offender is described as being a white man, 6ft tall and having a medium build with a local accent. He was wearing a black hooded jumper with the hood up.
Any witnesses, anyone who was in the area and who may have seen or heard anything suspicious, or anyone with information should call Northumbria Police on 101 – quoting reference number 1137 of 08/10/16 – or ring the independent charity Crimestoppers on 0800 555111.