You are stopped in traffic waiting for things to start moving in front of you. You see movement in your rearview mirror. Looking up, you watch a car run into the back of your car, totaling both vehicles. You are driving the speed limit. The truck behind you is following so closely that you cannot see its bumper. Then, a deer run out in front, and you slam on the brakes. The truck driver panics and lose control, ending up in the guardrail. The...