CNN CNN Tonight July 2, 2014 02:42:00
That. you know, at a young age, i was told that i was bad kid in school. >> reporter: tunette proved them wrong, eventually got her college degree, wrote a book, and became an accomplished public speaker, even giving a ted talk. the powells have worked hard to make a good life for their children. >> my biggest fear is that they'll be labeled and that they'll believe it. >> reporter: every day she fights to inspire her boys. more a preschool to premed mentality. >> go! >> reporter: than preschool to prison. sara sidner, cnn, omaha. >> sara, thank you very much. what do we do about this preschoo...