More remains found in WA murder probe

Further human remains have been found during the investigation into the death of a 70-year-old man in Western Australia.

Richard Andrews, from Calista in Perth's south, was last seen in August and police said on Tuesday they had found human remains in Gidgegannup, about 40km northeast of Perth.

A 53-year-old man was previously charged with murder and interfering with a corpse.