undescribable, it is almost as if he's gone to another world. it was scary. >> it was instinct that told her something was wrong says lindsey. she called 911. >> 911 emergency. >> so now hours and hours later, the detective confronted chris with lindsey's story. why didn't her story matched his? >> am i supposed to believe the witness is lying? >> i am not saying she's lying. >> i don't know -- i can't explain what she thinks she saw. >> now the question, did lindsey patterson really know what she saw? ♪ here we go. discover. i like your card, but i'm absolutely not paying an annual fee.