My grandfather was a truck driver, and my brother-in-law is too. I can think of at least a few more relatives and friends who went down the same road. Somehow, I haven't. In recent years, I ...

For our next story, we're going inside the cab of a big rig. The U.S. needs more truck drivers, and right now, new technology is promising to help those drivers or to replace them. NPR's Camila ...