holly bobo was a tennessee nursing student who vanished three years ago.red questions, including where her body is. 29-year-old zachary adams was the first suspect charged in the case. he is friends -- longtime friends with jason wayne autrey who's recently been arrested. weighing in now, dan shore and heather hansen and dr. michael. dan, to you first. they have filed murder charges. they don't have a body. how do you make that work? >> you see that in some cases. it's rare. but if you can prove ultimately a trial beyond a reasonable doubt that there was a murder either through evidence at the scene or witnesses who see a killing you can prove murder beyond a reasonable doubt even though we don't have a body. it's not an unsurmountable burden. >> reportedly one of the brothers of one of these suspects is ready to testify that he saw holly bobo in the custody of jason wayne autrey, the guy who was most recently arrested. >> i think that kind of goes to the answer to the question, i think there's a lot of people who will testify about what happened here and

updates on holly bobo and amanda knox. >> a reminder at noon eastern. is a show featuring four women and one lucky guy. martha said i am one lucky guy every day because i work with her and absolutely right. could we go out like the d dinosaurs? >> i hope not. >> rocks flying around. that is scary. >> it can't end well if it hits you. vo: once upon a time there was a boy who traveled to a faraway place where villages floated on water and castles were houses dragons lurked giants stood tall and the good queen showed the boy it could all be real avo: whatever you can imagine, all in one place expedia, find yours trwith secure wifie for your business. it also comes with public wifi for your customers. not so with internet from the phone company. i would email the phone company to inquire as to why they have shortchanged these customers. but that would require wifi. switch to comcast business internet and get two wifi networks included. comcast business built for business. >>> deadly asteroid on a collision course with us. harvard scientist report that dark