kept stabbing her. >> richie wilder had a news story. a new and shocking story that put him and his ex-wife, angela's bedroom. the night she was stabbed to death. but did he kill her? oh no, richie said. but who did? richie was finally ready to reveal the secret. to point the finger at the very man who had accused him. the killer? was angela's fiancée. chris. >> i said what's the -- are you doing man? >> but, to start at the beginning. richie said that chris found out angela was cheating on him as he worked his night shift at walmart. he wanted to catch her in the act. proof that she was an unfit mother. so they, chris and richie, would win custody of their respective kids. sounded good to richie. so, friday november 13th, doug to 15 am. richie told us that he picked chris up from walmart and drove him to the house.