Dramatic CCTV footage from inside a bus has been released of the moment the vehicle collided with a lorry in Turkey.The passenger bus skidded after the initial collision and then smashed into a structure on the side of the road.Images from the onboard camera also showed the bus driver picking himself up and staggering off the vehicle.Eighteen people were injured in the incident. They were treated in nearby hospitals.Roadside accidents are a frequent occurrence in Turkey, leaving thousands of people killed or injured every year due to poor road conditions or careless driving.