Interviewed Skylar News Today

Its ridiculous. i mean, taking care of heath was on my mind. wondering who killed my wife was on my mind. they dont know the things that ive been through. >> reporter: maybe so. but detective carbon was keeping a very watchful eye on tom foley. he decided to interview the other foley who was at the farm the day dar was killed. tom and dars son heath. >> im detective sergeant carbon. >> reporter: heath and his friend were in the house playing video games. waiting to be driven to heaths birthday c...

Stunning as the news of dars death. could you conceive of tom either hating his wife so much that he wanted to kill her -- >> absolutely not. >> reporter: or killing her for the insurance money? >> absolutely not. >> that would be stupid. she made good money. >> he has never been one to want things. its not like money has been -- was real valuable to him. >> reporter: you think they had a good marriage? >> i do. everything seemed to be going real good for them. >> reporter: it seemed sadistic, s...

Wife. investigators hadnt found the weapon. so they went hunting for motive. >> reporter: from the mouths of babes or in this case one articulate 10-year-old boy came what seemed like a case breaking revelation. >> there was a loud, loud -- >> reporter: detective carbon believed 10-year-old skylar was an ear witness to the shotgun blast that killed dar foley. if true, it meant dar was murdered earlier than originally thought. more significantly, it meant tom foley was still in the house when the...