just need to accept that your brother did this. i just broke down in tears because i thought they just unlike him as a person. and i think they just -- to me, my opinion was they wanted it to be him. >> four weeks into the investigation, peter moore was not just the top suspect, he was the only suspect. they had no physical evidence that a murder had even occurred. but they continue to watch and wait. and the weeks stood by. a month after the explosion, there was news, from the atf crime lab. they had found something. >> there was the presence of explosive residue on the metal fragments that we saw. >> so it was, a bomb. a murder. we then the very next day -- >> i'm seeing in my office, talking about what we are doing next, and the civil deputy walks in with a non-below. and says i think this is for you guys. it says colusa county sheriff's