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By Jamie Ross and Hannah Jewell Listen to this briefing Good morning. It’s Monday, Dec. 30, and we’re diving into this exclusive story about how Israel built an “AI factory” for war and unleashed it in Gaza. Now let’s catch up from the weekend. Jimmy Carter, the 39th U.S. president, has died. His legacy: Carter served a single term after being elected in 1976. After leaving office, he helped to build thousands of homes for the poor and he won the Nobel Peace Prize. What we know: Carter died yesterday at his home in Plains, Ga. At 100, he was the longest-lived U.S. president — see how they compare here. His wife, Rosalynn, died last year. Read this story          Carter’s death prompted condolences from around the world. The details: Many current and former leaders praised Carter’s human rights activism. If you want to learn more about the 39th president, here are 11 facts that might surprise you. What are the funeral plans? There will be a state funeral in Washington, D.C., but the date is unclear. Afterward, Carter will be buried in a private ceremony in his hometown of Plains. Read this story          An investigation is underway after a deadly plane crash in South Korea. Yesterday: A Jeju Air flight from Bangkok hit a runway without its landing gear deployed and crashed, killing 179 people. Two crew members survived, officials said.  In other news: Azerbaijan demanded Russia admit responsibility for a Dec. 25 crash that killed 38 people. It would not be the first time a commercial plane has been shot down. Read this story          Donald Trump took Elon Musk’s side in a MAGA rift over immigration. What to know: Trump supporters have clashed over the H-1B skilled-worker visa program. Musk says it’s vital for the tech industry, but anti-immigrant hard-liners want to end it. In other Trump news: He has been taunting Canada’s embattled prime minister, Justin Trudeau, in middle-of-the-night posts. He has even suggested making Canada the 51st U.S. state. Read this story          A destructive storm with tornadoes ripped through the South. This weekend: At least four people were killed across Texas, Mississippi and North Carolina, and homes and schools were destroyed. Zooming out: This year’s wild weather and hyperactive hurricane season was fueled by a La Niña climate pattern. And it was a banner year for storm chasers — including our own. Read this story          A controversial food coloring could soon be banned. What is it? Red dye No. 3. It’s used in bubble gum, candy and fruit cocktails, and food safety advocates have pushed the FDA to ban it for decades. Why? The artificial, cherry-red color additive has been linked to cancer in animals, and potentially to behavioral problems in children. California has already moved to ban it. Read this story          ADVERTISEMENT   Robots learned how to perform surgical tasks by watching videos. An amazing breakthrough: For decades, robots have helped doctors perform surgeries. Now, some can be trained to imitate actions on videos, according to a new study. Why it’s exciting: A new generation of more autonomous robots could help address a serious shortage of surgeons. But the bots are a long way from being able to operate safely alone.   Read this story