There have still been no arrests after three teenagers were stabbed at a Christchurch party, with one losing their life.
Sixteen-year-old Zion Purukamu died from his injuries while the other two victims remain in hospital in a serious but stable condition.
A youth advocate says there are steps teenagers can take if parties get out of control.
Dame Sue Bagshaw told reporter Conan Young teenagers need to account for the possibility of this happening.
