crime. it will catch up with you sooner or later. up next, a young aspiring singer disappears. >> a telltale sign of somebody running from something. >> she had a history of running away. she had always come back. >> surveillance cameras tell at least part of the story. >> when i saw the video, i started feeling very confident that we were focusing on the right guy. >> all they had to do now was to find him. >> 16-year-old joshan ashbrook had dreams of stardom. >> her sister and shan used to