UPDATE: Two dead following serious crash on Highway 174 in Johnson County

DPS troopers have released additional information regarding the major accident we first posted last night. As reported, emergency responders were called to the scene of a major accident on Highway 174 between Rio Vista and Cleburne around 8:51PM.
Police say a northbound vehicle (#1) was attempting to pass another northbound vehicle (#2) when it collided with a southbound vehicle (#3). The collision caused the #1 vehicle to overturn.
The driver, identified as a 22-year-old male, and a passenger, identified as a 29-year-old female, of vehicle #1 were pronounced deceased on the scene by paramedics.
The driver of vehicle #3 was transported to JPS Hospital with serious injuries. A child in vehicle #3 was also transported to the hospital with possible injuries.
DPS troopers are still investigating the crash.