Three people were shot around 11 a.m. Saturday morning on private property near El Reno.
The confrontation started as a dispute on Friday over the purchase of a vehicle, according to the Canadian County Sheriff's Office.
Two people went to the car owner's home near Banner and Jennson Road to pick up the vehicle, after the owner told them not to.
After time of confrontation, a gun shooting exchange began with one of the two people taking the first shot at the homeowner.
According to the sheriff, the homeowner then shot and killed them both.
This is a developing story. Check back for updates.