Investigators said that the deadly fire that tore through a popular bar in the Swiss ski resort of Crans-Montana early on New Year's Day was caused by sparklers on Champagne bottles, which ignited the bar's ceiling. Ramy Inocencio reports.
President Trump warned in a social media post that if Iran "violently kills peaceful protesters, which is their custom, the United States of America will come to their rescue." Natalie Brand and Elizabeth Palmer have more.