Six men have been arrested after a 17-year-old was stabbed to death in Derry. 

He was stabbed in the Woodland Walk area of Limavaddy in Derry at about 9.30pm last night. 

He was taken to hospital and died shortly after. 

A man in his 50s was also taken to hospital, where his condition is described as stable. 

Detective Chief Inspector Mark Gibson said six males have been arrested and are helping police with their inquiries. 

The Police Service of Northern Ireland (PSNI) have made an appeal for any witnesses to come forward.