A Volvo SUV merged into the bus, causing the bus to hit a median barrier and roll on its side, according to authorities.

Three teens and an adult were seriously hurt, and one driver was arrested after a school bus crash north of Tucson early Tuesday afternoon.

Large school buses are built to not need seat belts. Instead, they're designed for compartmentalization, a concept that protects impact. Arizona is one of the many states that doesn't require them.

The students and chaperones from Kingman were traveling to Tucson for a Future Business Leaders of America event, the school district said.

Nicolas Luis Rodriguez, 30, faces three felony counts of aggravated assault for a crash that left three high schoolers and one adult seriously hurt.

The driver of an SUV involved in the collision with a school bus is suspected of being impaired, records show.

Interstate 10 is closed in both directions at Tangerine Road (milepost 240) in Marana, according to the Arizona Department of Transportation.

Arizona Department of Public Safety has confirmed the driver of the SUV who was involved in yesterdays crash that closed I-10 for over five hours is

The discussion of safety on school buses is reaching new heights following a crash on Interstate 10 Tuesday that injured dozens of students and staff.

From a crash that closed a major freeway in Southern Arizona to the latest in Luigi Mangione's murder case, here's a look at some of your top stories.