ABC News & Headlines – Australian Broadcasting Corporation. Police respond to reports of a serious incident south of Perth, with members of the public asked to avoid the area around Keysbrook, about 35km north-east of Mandurah. Civic and transport authorities are coordinating field operations to improve commuter safety, reduce transit bottlenecks, and streamline daily travel across key urban corridors. Commuters have been advised to check updated schedules and route advisories.