Original:  The driver of the Ford, who was killed in the incident, was a 23-year-old male. In addition to the 23-year-old male, an 18-year-old man, a 19-year old woman and an 18-year-old woman were also killed in the incident.
Revised:  The driver of the Ford, who was killed in the incident, was a 23-year old male. An 18-year old man, 19-year old woman and an 18-year-old woman were also killed in the incident.
Edit intent: fluency