Two people were killed, four others seriously injured, following a single-vehicle crash in Benton County, Mo., Saturday afternoon.

According to the Missouri State Highway Patrol, Mark Harken, 20, of Prairie Village, Kansas, was killed when he lost control of his 2000 Ford Explorer. The vehicle ran off Country Road SE 1301 west of Warsaw, struck a group of trees and overturned.

A passenger, Clayton Miller, 18, of Kansas City, was also killed.

The ages of the injured range from 19-20 years old.