12 PM ET: Iowa key questions, cold weather fuels climate denial, Davos kicks off & more

Just hours away from the first nominating contest of the 2024 Republican presidential race, we'll tell you what to watch out for. We explain why scientists say global warming is still a concern amid brutal cold snaps and record extreme heat. Congress has until Friday to agree on government spending to avoid a partial shutdown. At least one person has been killed after terror attacks in Israel. Plus, world leaders are in Davos for the World Economic Forum. Learn more about your ad choices. Visit podcastchoices.com/adchoices