Episode 1

President Trump says he underwent a CT scan, rather than an MRI, during his October examination at Walter Reed National Military Medical Center. Ed O'Keefe has details. A night of celebration in the Swiss Alps ended in tragedy after a fire tore through a ski resort bar, killing at least 40 people and injuring dozens more. Ramy Inocencio reports. Heavy snow and a rare thundersnow hit the Northeast as flooding rain soaks parts of California and a deep freeze reaches the South. Carter Evans and John Elliot have more. Zohran Mamdani was publicly sworn in as the 112th mayor of New York City on New Year's Day. Meg Oliver reports. In Iran, some are protesting the rising cost of living and clashing with security forces in a number of cities. Elizabeth Palmer has the latest. Enhanced tax credits that have helped reduce the cost of health insurance for the vast majority of Affordable Care Act enrollees expired overnight as 2026 arrived, cementing higher health costs for millions of Americans at the start of the new year. Nicole Sganga reports.