Dramatic CCTV video from China has emerged of a man suddenly grabbing hold of a coach driver's steering wheel, causing the vehicle to crash into the side of a tunnel.<br /><br />The video, captured in Changsha in southern Hunan Province on September 24, shows the man approaching the driver and grabbing the wheel.<br /><br />The coach driver loses control and is unable to prevent the vehicle crashing into a tunnel wall. <br /><br />The crash caused passengers to fall out of their seats and their belongings to fall off their overhead compartments. <br /><br />According to local media, the man was a drug user who struck a ticket seller after the crash with the coach's emergency hammer.<br /><br />Passengers got hold of the man and police officers quickly arrived to make an arrest, local media said. <br /><br />The ticket seller is being treated in hospital, according to reports.
