The facts as presented in the article: - Rednecks drive up to a public location - Rednecks shout racial slurs and threaten to kill a family minding their own business - Rednecks brandish firearms
Prison time is deserved. Maybe a few years. Not 15-20.
Somebody said they were pointing the guns at the kids. That makes it significantly worse and I'm more inclined to agree with 10+ years at that point. I'm not even sure if that's true because nobody's linked evidence or a statement confirming that. But that isn't stated in the article which is what my initial comment was based on.
You really hate racists, I get it. I do too, but I guess you win at this apparent racist hater contest. So congratulations.