KRQE-TV reports (http://bit.ly/S8MvuX) that Andrew Coppler was arrested Monday on aggravated battery charges after getting into an argument with his dad, Keith, at a family barbecue.
Authorities say the two had been drinking when the argument started.
According to police, Andrew slashed at his father with a steak knife and the father then attacked his son with a machete.
The fight ended when the younger man reportedly choked his father causing him to lose consciousness.
It was unclear if Andrew Coppler had an attorney.
Information from: KRQE-TV, http://www.krqe.com