The Oklahoma Highway Patrol says a 14-year-old Tuttle boy was killed when the utility vehicle he was riding in overturned near Hinton.
The boy's name was not released.
An OHP report says the boy was a passenger in a Polaris Ranger on Friday afternoon when it overturned onto its top in a gravel field.
The driver and a second passenger, both also 14, were not injured.
The report says the cause of the crash has not been determined.