WINSIDE- Authorities say one man has died after a two-vehicle crash.

The crash happened around 9 p.m. Monday on Highway 35 about five miles south of Winside. Investigators say a southbound vehicle hit a southbound semitrailer, causing the small vehicle to roll into a ditch. A passenger in the vehicle, Andrew Redwing of Norfolk, was pronounced deceased at the scene. The driver of the vehicle was flown to a Sioux City, Iowa, hospital. The semi driver was not injured.

The collision remains under investigation.