Category U.S.

A semitractor-trailer crashed into backed-up traffic on a Michigan interstate, killing four people and injuring 17 others just before midnight on Saturday, police said. Troopers with the Michigan State Police had been stationed on Interstate 96, controlling traffic as workers…

Thousands of people in the San Diego, California, forecast area are at risk of “life-threatening” flash floods for the next several hours. Thunderstorms producing heavy rainfall rates moved into the area near the Line Fire, which is a large wildfire…