>> my belief is that the two younger children are brought over to craig rideout's house that evening. or paul go up to craig's room to talk about the move to north carolina. i think laura gets him to come down into the basement. >> it was in the basement investigators believe that members of craig's own family and even his one-time best friend were there to do the unthinkable. >> i think the intent is to murder him with no blood at all and i think the victim started to fight and one of the suspects i think hit him in the head in order to get control of him. >> anything you would like to say? >> when the charges came down all four, including colin who had just proposed to his girlfriend, chelsea, were charged with murder. >> that was a surprise. >> you have to have a million questions. >> million and one. >> as the investigation unfolded authorities had more questions too. including a big one about p.j. tucci. it had to do with his first wife, jennifer, who died from liver disease. the sheriff of monroe county thought it was a suspicious coincidence that her death was the same time as

craig melvin: craig rideout, dad of seven, cared deeply about his kids. , "that's weird." i didn't know what was happening. i know something is wrong.