What if, when you're feeling vulnerable and alone and scared, you could push one button and the people who care about you most instantly came to help? That's the idea behind notOK, an app developed by the Lucas siblings, Hannah, 16, and Charlie, 13, of Cumming, Georgia, that launched in January.

Full Story: https://parade.com/713499/kmccleary/two-georgia-siblings-create-an-app-to-prevent-teen-suicide/