so two years after the attack, waymire makes a bold move.of limitations, he indicts the dna itself from that drop of blood, referring to it as john doe. >> he said, "whenever this person's arrested, his name will attach to it. right now, is going to be a john doe, because, you know, we know it's a man." >> reporter: but a name is what investigators needed to close this case, and diane marcell thinks a new detective could breathe new life into this case. >> talked to the sergeant, i said, "when can we get a new set of eyes on it?" she said, "i got somebody for you." she told me, "i'm going to find the person who did this." >> reporter: and her out of the box approach is about to turn this cold case red hot. >> she said, "well, let's just try something new." >> reporter: and it turns out hypnosis would be the key to unlocking brittani's memory. >> in the video, and she's remembering what happened. she's giving details. >> reporter: next. my speechless. so here is charles barkley to speak for him. how'd they make a burger this terrific four wor