"Deadly Arctic Blast Wreaks Havoc Across US, Leaving Trail of Destruction"

A deadly Arctic blast has brought below-freezing temperatures to over 79% of the US, leaving at least four people dead and impacting various events, including an NFL playoff game and the Iowa caucuses. The frigid conditions have caused power outages, flight cancellations, and dangerous wind chills, with temperatures expected to plummet to record lows in several states. State of emergencies have been declared in Kentucky, Mississippi, Arkansas, and Louisiana, while Texas residents are urged to conserve electricity due to high demand.