On the Road

How to drive mountain passes in winter: Colorado’s traction law, California chain controls, tire types, rental car limits and a winter kit.

What to do when your car breaks down on a highway: getting off the road, staying visible, staying in or getting out, and calling for help.

How to plan road trip days you can drive safely: realistic distances, regular breaks, signs of drowsy driving, and what caffeine and naps can do.