A man died early Sunday after he lost control of the all-terrain vehicle he was driving and struck a tree in Avon. Stearns County officials say the ATV crash happened on Schuman Lake Road at shortly before 3am Sunday. It appeared the ATV was heading west when the driver lost control on a curve, slid across a dirt road and struck a tree. He was treated at the scene, and was being flown to North Memorial Hospital but died on the way. His name is not being released at this time. The accident remains under investigation.