United Auto Workers President Dennis Williams said on Thursday the union is contacting workers at Silicon Valley electric car maker Tesla Inc (TSLA.O), and plans to boost efforts to convince U.S. consumers not to buy vehicles built in other countries, including those sold by the Detroit automakers.

Devin Wenig answers burning questions on artificial intelligence, e-commerce and Tom Brady's missing Super Bowl jersey.

The company is testing a new Apple TV capable of streaming ultra-high-definition 4K. It may not be enough to take on Amazon and Roku.

SAN FRANCISCO ? The parent company of Snapchat is preparing to hit the road to pitch potential investors.