What is the difference between a 4,000-pound car being driven by an intoxicated driver and a 4,000-pound car being driven by a cellphone-using driver? Both combinations can kill. The laws of physics are the same for both drivers if they are involved in a collision. So why does the driver ...

What is the difference between a 4,000-pound car being driven by an intoxicated driver and a 4,000-pound car being driven by a cellphone-using driver? Both combinations can kill. The laws of physics are the same for both drivers if they are involved in a collision. So why does the driver who ...