levin. >> once we were able to write about what jimmy went through, then things happened. >> keene's story refocused attention on larry hall. helped re-open cold cases and put pressure on his twin brother, gary, now gary stopped defending larry and started talking. >> larry, just like jimmy keene calls him, and he is. he's a baby killer. >> you think your brother is a baby killer. >> i don't have no doubt in my mind. >> do you think your brother killed more than jessica roach? >> yes. >> do you think your brother killed tricia reitler? >> yes. >> rayna riceon? >> michelle duey? >> yes. >> as he talked more openly, detectives approached him asking pore help. >> i went with the indianapolis detectives to try to get my