Tom Llamas sits down with 17-year-old shark attack survivor Lulu Gribbin. After losing a hand and a leg, the teenager reflects on how she turned tragedy into purpose, becoming an advocate to help other amputees in her community. For more context and news coverage of the most important stories of our day, click here: nbcnews.com » Subscribe to NBC News: nbcnews.to/SubscribeToNBC » Subscribe to Here's the Scoop podcast: nbcnews.com/heres-the-scoop-daily-podcast » NBC News App: apps.nbcnews.com/mobile » Breaking News Alerts: link.nbcnews.com/join/5cj/breaking-news-signup?cid=sm_npd_nn_yt_bn-clip_190621 » Visit NBCNews.Com: nbcnews.to/ReadNBC » Find NBC News on Facebook: nbcnews.to/LikeNBC » Follow NBC News on Twitter: nbcnews.to/FollowNBC » Follow NBC News on Instagram: nbcnews.to/InstaNBC #news #shark #bravery