Border Guard officials Sunday foiled an attempt by smugglers to cross the Saudi-Yemeni border with over 30 kg of marijuana. The drug traffickers, who were trying to smuggle the illegal substance into the Kingdom, were ambushed by Border Guard officials stationed near the mountainous borderline. According to General Mohammed Al-Zahrani, Director of Najran Border Guard, there was an exchange of fire with the smugglers following which marijuana was seized.