[Lion's Cub]

or at least in a situation where many LE personnel will be killed

I may be wrong, but I see today's murder as an escalation in that direction. Bus drivers wear uniforms. And the shooter was obviously targeting bus drivers IMO because I am certain he knew exactly what to expect at that site at that time of the morning. I see it as a veiled threat to LEOs.

[conservativejunkie]

I think he was sending a message to Moose by going back to Mont. Co. You messed up and now you all will pay.

[aristeides]

I see it as a veiled threat to LEOs.

And to school buses.