Brown's vehicle was parked in the roadway just over a hillcrest with its headlights off when the collision occurred just after 1 a.m., troopers said.
One passenger — Frances L. Brown, 24, of Ponca City — was hospitalized in stable condition. Two others — Michael A. Roughface, 21, and Josh R. Allen, 28, both of Ponca City — were treated and released.
The driver of the pickup, Michael Scott Case, 24, Marland, was not injured.
Justin Ward, 24, Poteau
Ward was westbound on Old Highway 112 one mile east of Poteau in Le Flore County about 7:45 a.m. Saturday. The car left the roadway, hit a ditch and a utility pole and rolled over, troopers said.
Ward was pronounced dead at the scene. He was wearing a seat belt, troopers said.