Law enforcement is clearly holding something back. The alternative is that they are incompetent boobs, which I highly doubt.
I have believed for a while that the country is in a cold civil war. I wonder if this was an attempt to make it a hot one. If we knew his motives, would it run the risk of taking us in that direction?
No one has mentioned Big Brother NSA. Within five minutes, the NSA had every communication the guy made from his cell phone to his computer to his ATM card to his credit cards used at the gun store and fertilizer store for the past decade.
With the majority of the gun buys beginning last October, that decreases the reason being Trump.