halee. >> your whole world is shattered. >> nothing was the same after that. nothing. >> every time i talk about it, the pain comes rushing back. how awful, and i've never felt so awful. i remember i did not want to exist anymore. >> the family was horrified to learn that halee, 20 years old, had been murdered by a shot to the back of the head. >> that was the most shocking part. never in 1 million years would i think someone would shoot my child. >> as you are processing the most horrific news you have ever had in your life that your daughter is gone, do you ask these detectives who did this? >> they asked me. who do you think, you know. >> one name spring to mind immediately. heather blurted it out.