Police hope the successful conclusion of a search for a missing elderly Alzheimer's sufferer will attract more subscribers to technology they say made all the difference.

Poor weather halted an aerial search over one of the last possible locations for a tramper who is missing in Kahurangi National Park, near Nelson. A rescue helicopter was supposed to fly over Castle Basin at the top of Mt Owen in search for Alistair Levy.

Auckland police were worried about an elderly couple who disappeared on a short drive across the city on Christmas night.

Jen Whittington has done all she can to find her friend, 42-year-old Aucklander Anna Louise Hynes, and now all she can do now is hope.

The brothers of a woman believed to have been murdered say they cannot rest until their sister is returned to them.

The brothers of a woman believed to have been murdered have said they cannot rest until their sister's body is recovered.