OGDEN, Kan. (KAKE) - A 42-year-old woman and a 9-year-old boy were killed when the car they were in overturned and hit a tree on a gravel road in Riley County.

The accident happened at around 3 p.m. Monday on South 32nd Street about a mile south of Ogden. The Kansas Highway Patrol says a Dodge Stratus lost control and went into a ditch where it rolled onto its driver's side and struck a tree.

The driver, Cornelia Jasper, and her passenger, Gavin Jasper, died at the scene. They were from Kansas City, Missouri. 

It's unclear what caused Cornelia to lost control of the car.