335K views · 10K 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

29K views · 541 reactions | The first night of the #DemDebate had some memorable moments. https://nbcnews.to/2XaNCUv | NBC Nightly News with Tom Llamas | Facebook

2.5M views · 29K reactions | CONCRETE COWBOYS: In this inner-city neighborhood, where many live below the poverty line and crime runs rampant, these teens are learning to ride and take care of horses: "When I'm on a horse, I don't think about what's going on out here..." -- (tap the video for sounds) | NBC Nightly News with Tom Llamas | Facebook

15K views · 86 reactions | NBC's Kristen Welker interviews seismologist Lucy Jones about the Southern California #earthquake. MORE: https://nbcnews.to/2LDf6eq | NBC Nightly News with Tom Llamas | Facebook

64K views · 93 reactions | In prison for over 26 years, Eric Riddick says he did not kill his friend: https://nbcnews.to/2O9lnfH He speaks to Lester Holt from prison about what it’s been like to fight for his freedom. Tune in tonight to NBC Nightly News with Lester Holt for more on this exclusive story. | NBC Nightly News with Tom Llamas | Facebook

39K views · 120 shares | "From NBC News world headquarters in New York, this is NBC Nightly News with Lester Holt." Kicking off the week with a new look and show open tonight at 6:30 p.m. ET / PT. | NBC Nightly News with Tom Llamas | Facebook