 They indicated he was missing and they were concerned. Now, no one knows what else that they told authorities, but it happened on Saturday. Just shortly before he opened fire, they couldn't find him. They're cooperating with authorities, apparently. And they don't know if his parents had any had any inclination. I think they did, because if he's they can't find him and then they call police immediately because they're worried about him. Yeah, they knew something. Come on. Occam's razor.