Amelia Earhart disappeared over the Pacific Ocean in 1937 -- 81 years ago. But she's been in the news a lot this month. The post office in her hometown of Atchison will soon bear her name. And Mattel is coming out with a new Amelia Earhart Barbie doll. Commentator Bobbie Athon reminds us who she was, what she did and why she remains an American icon today.