Three people die following a head-on collision in Sydney’s south overnight, according to multiple reports. The crash involves vehicles in a high-speed head-on impact near Sans Souci. Emergency services respond to the incident, and authorities urge drivers to avoid the area as investigations and recovery operations continue. While the articles focus on the same incident and outcome, they provide limited additional detail beyond the location and the number of fatalities. The reports consistently describe the crash as a major head-on collision occurring overnight, resulting in three deaths. Local traffic disruptions are implied by calls for drivers to steer clear of the scene, though specific road closures are not detailed in the provided summaries. The cause of the crash has not been stated in the information from these outlets.