early hours in this investigation. we'll learn more in the hours ahead. wesley gossan, the neighbor, appreciate you talking to us, as well. up next, tensions rising even higher in the korean missile crisis. south korea on the highest military alert short of actual war. what does that actually mean? we're going to examine that. and later with congress fighting over background checks at gun shows, an exclusive 360 investigation into gun show dealers who are breaking existing laws already, and selling firearms with no i.d. check, no paperwork, nothing. we'll see what our hidden cameras discovered, ahead. ♪ using supercomputing and mobile technology over our secure network, verizon innovators are building a world of medical treatment data in the cloud. so doctors can make a more informed diagnosis from anywhere, in seconds rather than months. because the world's biggest challenges deserve even bigger solutions. powerful answers.