>> you sure about that? >> absolutely. >> yeah. >> the exterminator and i went inside and closed the door behind us. just searched the apartment. and in one of the backpacks, in ethan mack's backpack, was some chinese money. chinese currency. >> chinese money? yes. just like the chinese bills james saw in kate's bedroom. janice waring had brought the bills to kate from hong kong, souvenirs. had ethan stolen them? time to stir things up. apply some pressure. bobby minter knew just how. >> bobby put on every telephone pole, every vacant house, every oak tree, every stop sign, "wanted: information, missing person, kate waring's" poster. >> where the people hung out. >> wherever they went, including on mack's windshield when he was working that day. we put posters to send a psychological message to them.