At least 4 tornadoes ripped through Kentucky Friday night into Saturday morning. This drone footage shows some of the devastation responsible for killing as many as 100 people.
The first big snowstorm is sweeping through South Dakota, Minnesota, and Iowa. And even before lunch, people were having trouble keeping it on the road.
It's something we'll hear several times during winter in Sioux Falls, South Dakota: Snow Alert. But what does that mean, and do I need to do anything? Here's the answer: