Delmar, Iowa man identified as driver of a truck involved in fatal accident in Illinois.

MCLEAN Co., Ill. (NBC/KWQC) - UPDATE: A Delmar, Iowa man has been identified as the semi truck driver involved in a deadly accident in central Illinois. The Peoria County Coroner says 34-year-old Ryan E. Hute was flown to a Peoria hospital where he was pronounced dead.

Police say the other victim was 72-year-old Charles Crabtree, of Normal, Illinois. He was a passenger on the school bus. At this time, Crabtree is the only bus passenger who has been confirmed dead.

Preliminary reports show the semi-truck was traveling eastbound on I-74 MP 137 when it hit a school bus head-on. The bus was heading westbound at the same location.

Officials say the school bus was loaded with passengers. All of the students on the bus were taken to the hospital with non-life-threatening injuries. Three adults were taken to the hospital as well via helicopter.

The traffic crash is currently under investigation by Traffic Crash Reconstruction Officers and Commercial Motor Vehicle Officers.

UPDATE 1:35 a.m.: Authorities say two people are dead after a semi truck collided with a school bus carrying members of a high school girls' basketball team.

Police have confirmed the driver of the semi truck and a 72-year-old passenger on the bus were both killed.

ORIGINAL: Authorities say one person is dead after a semi truck collided with a school bus carrying members of a high school girls' basketball team.

Illinois State Police say the crash happened Wednesday night on Interstate 74 in McLean County, near Downs in central Illinois. Police say the bus was hit head-on by a semi truck going the wrong way.

Police have confirmed one adult was killed in the crash.

Eleven people were on the bus. They included Normal West High School's JV girls' basketball team, which was returning home from a game in Champaign. All of the students were taken to hospitals with non-life threatening injuries.

Local hospitals report at least 3 adults were being treated. One was in critical condition, while two were in serious condition.

Investigators are still looking into why the semi-truck was going the wrong way.

A school district spokeswoman says Normal West will be open as usual Thursday, with counselors on hand.