Officials have released the names of the people involved in a fatal head-on collision in Alton.

The Penobscot County Sheriff's office says the accident happened at around 7:37 Friday morning. Officials were told that it was a head-on crash. When deputies arrived, they determined that 63-year-old Robin Gardner of Lagrange was killed. The other driver, 25-year-old Tyler Creighton of Medford was treated at Eastern Maine Medical Center and released.

Once Creighton got out of the hospital, he was charged with aggravated driving to endanger and violation of condition of release. He's currently being held at Penobscot County Jail without bail.

The crash remains under investigation by the Sheriff's Office.