Haley, DeSantis chase Trump heading into Iowa caucus

Iowa Republicans get ready to choose their nominee for President. CNN Anchor Kasie Hunt is live on the scene in Des Moines to find out how strong Donald Trump's grip on the GOP is, or if the former president’s rivals can pull off a stunning upset. Plus, The Fulton County D.A. bringing the Georgia election subversion against Trump breaks her silence on “Improper” relationship allegations. And, a fourth murder charge is expected to be filed against suspected Gilgo Beach serial killer Rex Heuerman. Also this morning: Desperation grips Israeli hostages’ families, as the fate of the 136 people still held by Hamas remains unknown, and a record-setting Arctic blast sweeps across the US. Learn more about your ad choices. Visit podcastchoices.com/adchoices