Harsh words, but at the end of the day, people will defend their property with a gun and have every right in doing so.
So no, downvoting you isn't anything to do with the constitution.
[sic]
Taken from https://news.sky.com/story/george-floyd-death-twitter-flags-...
That's just one possible interpretation, if you really want to understand him that way.
What else could 'shooting' possibly refer to, if not the shooting of looters?