“The county sheriff has confirmed that Crooks was spotted by a local police officer, who was unable to stop him in time.”
With 50+ people running around below the building pointing at the shooter as I saw in a video, there’s no way they didn’t know.
apparently the local officer slinked away
Another video shows two snippers on the red barn roof who had already had a bead on him but didn’t do a thing until after he’d shot Trump, injured two supporters and killed another.