School bus crash near Tucson injures four; SUV driver arrested and charged with felony counts, including aggravated assault; may have been impaired by marijuana.

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

The unidentified driver of an SUV forced a school bus to swerve in the median of Interstate 10 near Tangerine Road Tuesday afternoon. The bus flipped and three students and

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

The driver of an SUV involved in a school bus crash outside of Tucson, leaving four people hurt, has been arrested, authorities said.

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

Three high school students and one adult suffered serious injuries when their school bus crashed in Tucson, Arizona, on Tuesday.

One of the students inside a school bus is recounting the moment authorities say an SUV driver hit them in Marana causing them to roll over.