We've learned one person is dead and another is in critical condition after an ATV crash in Pawnee County on Saturday.
The fatality crash happened around 5:37 p.m., and involved two people from Sand Springs.
Oklahoma Highway Patrol say the driver lost control of his ATV on Motorcycle Island. Moments later, both he and his female passenger became separated from the vehicle.
The passenger, Denise Zawaski, was declared dead at the scene.
Troopers say the driver, Ty Gant, was transported to a Tulsa area hospital. An update on his condition hasn't been released.
The crash is still under investigation.