Watch the video (Facebook):
My very legally uneducated opinion: First shot could be ruled justified. The second shot would be iffy, it could go either way. The third shot? Pure revenge, it was bruised Ego issuing payback. This guy will end up enjoying an extended stay at the State’s Resort for Felons.
One more lesson: There is no such thing as a referee in a gun fight. The old man is damned lucky.
Hat tip Eddie C.