the #cnnheroes and our instagram page as well. >> we will also be honoring five young people also making a differs in a lot of people's lives, we call them "young wonders." >> here to introduce us to two of them, a cham for planned parenthood and her starring role in the eighth grade, please welcome elsie fisher! [applause] >> okay. there are a lot of things going on in life right now that can make young people like me anxious. start with the environment. huge fires, big storms. what should all bring us hope and calm are two sisters from bali, indonesia. they loved their home. in 2013, when they were 10 and 12 they started a petition to get rid of plastic bags. it grew into a huge movement.