invites a friend to sleep over. the next morning, she s dead. oh, my god! i don t feel a pulse. what in the world happened? how could this be? turned out this was no ordinary slumber party. we know from their phones that this was a planned event. they had discussed it. they took pictures. stories surfacing of a dangerous experiment. the main purpose of having the sleepover was to try it. an experiment that just might tempt other teens. we know it s entered our high school. why the clues in this mystery could save a life in your family. you have a lot of people watching dateline that need to talk to their kids. welcome to dateline. parents always worry there are so many dangers out in the world a teenager can face. but at a slumber party in your own basement? how could something deadly have found its way there? taken a bright, talented girl. and could it happen in your town, to your child? here s kate snow with one small dose. they re killing our k
a bright and beautiful teen invites a friend to sleep over. the next morning, she s dead. oh, my god! i don t feel a pulse. what in the world happened? how could this be? turned out this was no ordinary slumber party. we know from their phones that this was a planned event. they had discussed it. they took pictures. stories surfacing of a dangerous experiment. the main purpose of having the sleepover was to try it. an experiment that just might tempt other teens. we know it s entered our high school. why the clues in this mystery could save a life in your family. you have a lot of people watching dateline that need to talk to their kids. welcome to dateline. parents always worry there are so many dangers out in the world a teenager can face. but at a slumber party in your own basement? how could something deadly have found its way there? taken a bright, talented girl. and could it happen in your town, to your child? here s kate snow with one small d
dangerous experiment. the main purpose of having the sleepover was to try it. an experiment that just might tempt other teens. we know it s entered our high school. why the clues in this mystery could save a life in your family. you have a lot of people watching dateline that need to talk to their kids. welcome to dateline. parents always worry there are so many dangers out in the world a teenager can face. but at a slumber party in your own basement? how could something deadly have found its way there? taken a bright, talented girl. and could it happen in your town, to your child? here s kate snow with one small dose. they re killing our kids and we need to do something about it. reporter: it s a new threat. she was saying, erin, your best friend died, and she kept yelling that over and over. reporter: and these teens found out about it the hard way. it s made out to seem like one of those, you re not really going to see it in your life kind of