>> reporter: erin, an attorney for the alleged shooter would not comment on the possibility of charges against the parents. neither would the parents. and think about this, erin. all of this really continuing to create fear in this community. police here a short time ago revealing that some 60 schools have been forced to close because of unverified threats. threats that they are investigating. prosecutors and police say they are going to go after those people and bring charges against them once they find them. >> shimon, thank you. i want to go to dave colter, the county executive for oakland county, michigan. dave, just horrible to talk to you in these circumstances. the thing that stood out to me -- many things stand out to me in that report -- but one of them is that the second teacher reports behavior disturbing enough on the very day of the shooting that she calls the main office and ethan crumbley is