Please select another video.
NASA’s new astronauts-in-training
Four men and four women comprise NASA’s 2013 astronaut class. More than 6,300 people vied for one of the spots. NBC’s Brian Williams reports.
Full Episodes of Nightly News
Watch full episodes of NBC’s Nightly News with Lester Holt.
Keeping you Healthy
Stay up-to-date on the latest health and medical news.
Watch our intimate, first-person documentary shorts about people, places and stories you may not have otherwise discovered.