335K views · 25K reactions | Millions around the world took part in a global climate strike, all following the lead of 16-year-old Greta Thunberg. The Swedish teenager spoke to Kelly Cobiella before she sailed to New York City. | NBC Nightly News with Tom Llamas | Facebook

384K views · 3.2K reactions | "Always push to be great and always push to achieve all your dreams -- no matter what obstacles you face." Teenage musician Darrius Simmons was born with only one left finger and three right fingers, but you'd never guess that when you listen to him on the piano. Lester Holt has his story tonight on NBC Nightly News with Lester Holt. | NBC Nightly News with Tom Llamas | Facebook

1.6M views · 7.3K reactions | The University of Iowa is cataloging 4,000 tiny literary jewels. Miniature books -- all measuring three inches or smaller -- are an intricate art form that dates back centuries, but don’t try to read the text without your glasses on. | NBC Nightly News with Tom Llamas | Facebook

1.1K views · 19 reactions | On the latest episode of Nightly News: Kids Edition: The Fourth of July is on Tuesday! Our pal Kristen Dahlgren shares more about the history behind the holiday. Watch more here: https://www.youtube.com/watch?v=MnPwCELuDN8 | NBC Nightly News with Tom Llamas | Facebook

27K views · 1.2K reactions | On the latest episode of Nightly News: Kids Edition: Beacon and Buoy are the first and only lifeguard dogs in the U.S. Our friend NBC News' Kristen Dahlgren shares how these pups help on patrol. Watch more here: https://youtu.be/ldHv-0eRSiw | NBC Nightly News with Tom Llamas | Facebook