11-year-old cancer survivor starts foundation to help other children fight back

After sharing her battle with leukemia, Sadie Keller, now cancer-free, founded a non-profit giving gifts to children and fighting from Congress to the White House for more pediatric cancer research funding.

Watch TV shows, movies and more on Yahoo View.

About NBC Nightly News with Lester Holt

Watch "NBC Nightly News with Lester Holt," providing reports and analysis of the day's most newsworthy national and international events. See More

Check out more stuff on Yahoo View