Alan Tarchala pleaded guilty to causing death when operating a motor vehicle with a schedule I or II controlled substance in the blood, causing serious bodily injury when operating a vehicle with a schedule I or II substance in the body, possession of methamphetamine, and causing death when operating a motor vehicle with a schedule I or II controlled substance in the blood.

The crash happened January 26 in the area of Bremen Highway and Petro Drive.

Investigators said Tarchala's Jeep was traveling southbound when he lost control and struck another vehicle head on.

Sherry Amiel, 60, was killed in the crash. Her daughter, who was driving, suffered serious injuries in the crash.

Tarchala will be sentenced on October 16.