Bob Will Dyson News Today : Breaking News, Live Updates & Top Stories | Vimarsana

>> we looked at suspects after suspect after suspect. >> the crime was a mystery for decades. >> we're still with no answer. >> this poor family, we thought, we might be able to solve this case. >> could cutting edge science yield a new clue. this was a huge lead. >> absolutely. this wasn't somebody they had a reason to look at or talk to before. >> he was here, he was here the all-time. >> you are literally talking to chris's killer. >> right. face to face. >> evil comes in all packages. it >> certainly does. ♪ ♪ ♪ hello, welcome to dateline. kristie morocco always knew she wa...

Hitting the clubs. now, police had to consider whether christie told dagger that she wanted to break up. if so, had he taken it badly? was that on christy's mind in the morning she was murdered? or, had christy angered someone else from that saturday night? police wanted to know more. >> where did you eat? where did you go dancing? where did you go after that? who was there? >> then, something bizarre, the day after casey's murder, a man walked into her school, he clearly didn't belong there. >> i approached him, and said, can i help you? >> bob will dyson, assistant school superintendent. >> ...

Friend. then, he left. >> it was hard to believe that anyone in lancaster county would not have heard about it? >> bob will decisions mind raced. he heard stories of investigations -- catch the intentional police. >> immediately after that, is when i called the police. i thought, i may have just been face to face with the killer. >> whoever that mystery man was, police knew they had to find him, immediately. >> coming up -- >> it would've been shocking to her to see him come in that building. a surprise wasn't store about that surprise visitor. >> it was something to do with him. >> there was ...