CCTV footage shows the commuters desperately scrambling to stop the vehicle as their driver collapsed, in Putain City, China.The brave travellers have now been credited with not only preventing injury to dozens of others on the bus at the time, but also oncoming pedestrians and carsThe incident happened during the busy morning commute at 8.43am in the morning.And haunting surveillance footage from the vehicle shows the bus driver, known as Song, 42, suffering what appears to be a heart-attack before collapsing at the wheel.However, the quick-thinking commuters were quick to react and sprang into action as the bus began veering towards the left and breaking through a line of traffic dividers..