he found her tone to be strangely flat and unemotional. >> that was troubling to me. that was disturbing to me. >> i cannot believe he did this. >> danielle went on to say she had no idea michael planned to talk to sam that day. >> so michael never said anything about going over there? >> no, he didn't. >> but detectives were skeptical. they wondered if danielle knew more about michael's intentions than she was letting on. >> at this point, i don't know whether to believe her or not. >> you're not done with danielle dreher? >> oh, no, we're not done with her. >> for the moment, szalbirak left her at the hospital to be with sam's family. it was up to danielle to reveal the identity of the shooter and explain the sordid details of how she was connected to him. >> she said, i need you to sit down. i have something to tell you. and the hairs on the back of my neck stood up. >> first, cindy learned sam and danielle were getting a divorce. then that both danielle and sam were having affairs. most shocking of all? it was danielle's lover who shot