'It’s not a game': Parents say social media ‘blackout challenge’ led to 9-year-old daughter’s death — what is it?

A dangerous social media challenge took the life of a nine-year-old daughter, the family claimed, and warned against using such a dare.

JackLynn Blackwell died in her family’s backyard a month ago after she was found with a cord wrapped around her neck, her parents, Curtis and Wendi Blackwell, said.