>> tonight we're bringing back cnn heroes tradition honoring young people making a difference. at cnn, we call these inspiring kids young wonders. our first young wonder tonight saw a problem, thought of a solution and didn't wait to grow up to actually act. to tell her amazing story is an actor who was the youngest person ever to be nominated for an academy award. what did you do when you were 9 years told? i didn't do much. she was nominated at the age of 9 for "beasts of the southern wild." ♪ hi, kids can do amazing things when they're just kids. mozart wrote his first symphony when he was 8. lily born's pretty cool, too. she saw that her grandfather was having trouble drinking from a glass. his hands shook a lot because he