Police in Western Australia release further details about a serious head-on collision on the North West Coastal Highway near the tourist town of Hamelin Pool. The crash results in two deaths, while a child and an adult are reported as critically injured. Reports from multiple outlets say the incident involves a vehicle and a caravan, and that the collision occurs on a stretch of highway that authorities close to traffic. Motorists are warned to exercise extreme caution in the area while police manage the scene and investigate the circumstances of the crash. One outlet also notes that a woman and a girl remain in critical condition following the collision, aligning with earlier descriptions that a child is among those hurt. At the time of reporting, police have not publicly detailed the cause of the crash, but continue to investigate factors leading to the head-on impact. Emergency response teams attend the scene, and the highway closure remains in place as investigations continue and authorities provide updates to the public.