December 23, 2023 - PBS News Weekend full episode

In our news wrap Saturday, Israel’s military says they are close to having “full operational control” of northern Gaza and will soon shift their focus to southern Gaza, two Colorado paramedics were convicted of criminally negligent homicide in the 2019 death of Elijah McClain, and the Czech Republic observed a minute of silence in mourning for the 14 victims of the nation’s worst mass killing.

Guaranteed basic income, the concept of no-strings-attached payments to provide people with a financial floor, is being tested in dozens of pilot programs across the country. Stockton, California was one of the first cities to launch a pilot program in 2019. John Yang speaks with Michael Tubbs, Stockton’s mayor at the time and the founder of Mayors for a Guaranteed Income, to learn more.

Studies estimate that air travel accounts for about 4 percent of human-induced climate change, and the UN warns that airplane emissions will triple by 2050. The aviation industry’s quest to cut emissions recently took a step forward with the world’s first airliner flight using completely sustainable fuel. The Washington Post’s climate solutions reporter Nicolás Rivero joins Ali Rogin to discuss.

Many people try all sorts of things to have long and healthy lives, from complex diet plans to expensive supplements. But in the Netflix series “Live to 100: Secrets of the Blue Zones,” bestselling author Dan Buettner says a lot of that is misguided. He traveled to places where people live much longer than average to figure out how they’re doing it. John Yang speaks with Buettner about the series.