TexasCHLforum.com

Aside from how bad the road rage is, etc...

For this case, the charges would most likely be dismissed.
There was no justification whatsoever for the man in the blue shirt to purse and assault the old man.
The old man lacked training in self-defense and could not keep control of his firearm.
As per Texas law, the threat of deadly force is considered a force when the use of force is justified.