The FBI listed this as a targeted attack -- so using the logic of @robertbass1252 why is he not decrying the outlandish rhetoric of the Democratic Party that certainly spurred this on. The guy is consistently inconsistent. Call it selective outrage.
https://www.star-telegram.com/news/state/texas/article233966452.html
https://www.star-telegram.com/news/state/texas/article233966452.html