A four-vehicle crash occurs on Brisbane’s Gateway Motorway about 6:00am, involving a car that rolls during the incident, according to reports from multiple outlets. The collision ties up traffic, with vehicles continuing to back up on the roadway as emergency services respond. Two people are taken to Princess Alexandra Hospital for medical treatment. The reports describe the crash as a multi-vehicle event, with four vehicles involved in the impact and the rollover occurring as part of the sequence of collisions. Police and emergency responders manage the scene while motorists experience delays due to congestion around the crash location. No other injuries or details about the circumstances leading up to the crash are provided in the combined accounts.