Following NASA’s successful landing of the Perseverance on Mars, former astronaut Mike Massimino speaks about why this mission is especially historic and what the expectations are for the rover. » Subscribe to NBC News: http://nbcnews.to/SubscribeToNBC » Watch more NBC video: http://bit.ly/MoreNBCNews NBC News Digital is a collection of innovative and powerful news brands that deliver compelling, diverse and engaging news …

NASA holds a press briefing after the Perseverance rover’s successful landing on Mars. RELATED: https://www.youtube.com/watch?v=7KTtZchV7eU&t=1s The Perseverance is expected to land on Mars. The Mars 2020 Perseverance Rover will search for signs of ancient microbial life, which will advance NASA’s quest to explore the past habitability of Mars. » Subscribe to USA TODAY: http://bit.ly/1xa3XAh » Watch more on this and …

Houston Mayor Sylvester Turner talks to Lester Holt about the situation in his city as Texas residents struggle without power and water amid the ongoing crisis. » Subscribe to NBC News: http://nbcnews.to/SubscribeToNBC » Watch more NBC video: http://bit.ly/MoreNBCNews NBC News Digital is a collection of innovative and powerful news brands that deliver compelling, diverse and engaging news stories. NBC News …