TABUK — A security officer was killed when his patrol car collided with a truck on Tabuk-Dhiba Road. Security sources said a road security patrol grew suspicious of a vehicle and tried to stop it. However, the driver refused to stop, and forced the security patrol to swerve and crash into an incoming truck. Tabuk Red Crescent spokesman Husam Al-Saleh said the security officer died on the spot. Police have intensified offending vehicle's search.