"A verbal threat to vacate and brandishing a club on YOUR OWN PROPERTY to scare off a trespasser actively damaging property, wasn't exactly a crime the last I'd checked."

What the hell is wrong with you? OF COURSE IT IS. "Brown came out of his townhome wielding a baseball bat, chased the teen and threatened to kill" the juvenile. That is a FELONY in Colorado (and always has been).