When large commercial vehicles collide with smaller passenger vehicles, the people in the smaller vehicles usually pay the price. Large commercial trucks can completely demolish smaller vehicles, resulting in catastrophic or fatal injuries to the passengers inside.
Driving at any time of day is a somewhat dangerous activity. After all, you're traveling at high speeds in a box made of metal, glass and synthetic materials. Although the vast majority of people arrived safely at their destination when they drive, the potential for a collision is always there.