One of the cars involved in the head-on collision in Yadamah governorate in Najran was completely wrecked. — Okaz photo NAJRAN — The Civil Defense said a driver was killed and another injured when their cars collided head-on in Yadamah governorate in Najran province. The two victims were taken to Yadamah General Hospital, said Civil Defense spokesman Lt. Col. Ali Al-Shahrani. In another accident, two drivers were injured when their cars collided head on at the Thurayan ring road. Witnesses said one of the cars swerved off into incoming traffic and caused the accident. Witnesses took the drivers to Majardah General Hospital. Meanwhile, a driver escaped death when his vehicle rolled over multiple times on Artawyah Road. A hospital spokesman said the driver suffered serious injuries but is in a stable condition.