SIOUX FALLS, S.D.(KELO)- A 16-year-old girl is dead, and a 30-year-old man is in criticial condition after a UTV accident Saturday night.

The two were traveling on 487th Avenue South of 253rd Street when their UTV entered a ditch and rolled.

The young girl was pronounced dead at the scene.

No update yet on the man’s condition.

South Dakota Highway Patrol is investigation the accident.