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

Four people suffered serious injuries in a two-vehicle crash involving a school bus on Interstate 10 near Tangerine Road in Marana on Tuesday, April 1. Arizona DPS said a small SUV and bus from the Kingman Unified School District were involved in the accident around 1:40 p.

KGUN 9's team of neighborhood reporters look at Tuesday's school bus crash that shut down I-10 in both directions in Marana, and left several students with injuries. The students were on their way to TCC for a statewide Future Business Leaders of America conference.

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

The I-10 is closed in both directions in the Marana area due to a crash involving a school bus. A number of people, including students, were taken to the hospital as a result.

Arizona Department of Public Safety officials say troopers responded to a school bus crash along Interstate 10, northwest of Tucson.