This is wrong. This is the quote: "He was pretty much fed up & kind of at the end of his rope. Yesterday was a really bad day for him &this is what he did"

The cop was paraphrasing the shooter's rationale in his own words, not quoting him. Strange that folks are retconning this-

— OBA OF TEXAS👑 🇳🇬🇺🇸 (@OBAofTexas) March 20, 2021