CNN CNN Special Report December 7, 2014 00:04:00
What killed this healthy 18-year-old was a mystery that was about to strike this small midwest community again. >> we need an ambulance. we have a kid here who is not breathing. >> okay. where is it at? >> east grand forks. i don't think he's breathing at all there. >> no, he's dead. we need somebody now. >> can you start cpr with him? >> it was three days before eli's birthday. >> he would be 18. >> he wanted to go to grand forks to see his cousin and spend time there with justin. >> melissa katz's son elijah, was in grand forks to celebrate an upcoming birthday. he was with his foster brothe...