At CES 2017, Alexa, paper-thin TVs were early stars

Columnist Jennifer Jolly tries out Alexa on the Ford, peers at TVs held to walls by magnets, and tests a'smart bike'. There's the equivalent of some 43-football fields worth of space filled with gadgets at CES 2017. With that many tech toys to explore, they all start to blur together pretty quickly. Here's what I've seen so far that's made an impression. Amazon's Alexa virtual assistant is already trying to get into every room of your house, so it was only a matter of time before she made it into your car, too.