Meet Chrysten Crockett, second finalist in TODAY’s Social Star Search

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With 500 million users on Instagram, it’s easy to get overshadowed by others on the photo-sharing app. Hoda Kotb introduces the second finalist in TODAY’s Social Media Star Search: up-and-coming fitness star Chrysten Crockett, who’s determined to teach women of all ages how to live healthier lives. (Run time: 4:30)