A winter storm system that already battered California is moving across the country with 15 million people in 12 states facing watches or warnings.

<p>A winter storm system that already battered California is moving across the country with 15 million people in 12 states facing watches or warnings.</p>

Get the latest news, sports, entertainment, money and tech stories from USA TODAY through your voice assistant.

<p>Get the latest news, sports, entertainment, money and tech stories from USA TODAY through your voice assistant.</p>