Evolving DNA technology helps WA Police identify Terence John Fisher as the man they suspect killed Perth woman Kerryn Tate 45 years ago, with his name also linked to two other unsolved murders.
A 19-year-old West Australian man who shared Islamic State beheading videos online becomes the first person convicted under new Commonwealth counter-terrorism laws covering social media use.
Commuters on Perth roads are having to drive in pitch-black conditions after copper thieves strip wiring from the network, causing headaches for authorities.
The case is being brought on by a former student at Beldon Primary School, and lawyers want to speak with anyone who attend the school between 1990 and 1994.
A magnitude-4.8 earthquake hits near the town of Wyalkatchem in Western Australia's Wheatbelt and shakes homes hundreds of kilometres away, but there are no reports of damage.
The Cook government has announced a new $50 million health infrastructure maintenance fund, amid mounting pressures on the West Australian public hospital system.
After initially declaring a fire that gutted the Morley Market shopping centre was deliberately lit, police backtrack on that claim and deem the blaze "non-suspicious".
The WA branch of the Construction, Forestry and Maritime Employees Union says it has nothing to hide as investigators probe alleged links between the construction division and organised crime.