US winter storm leads to more than 100,000 power outages, thousands of flight cancellations

A massive winter storm is set to hit the eastern United States. Thousands of flights have already been cancelled. Over 100,000 people have lost power, with more outages expected. Heavy snow, sleet, and freezing rain are forecast. Dangerous cold temperatures will also sweep across the nation. Authorities are urging citizens to prepare for severe weather conditions.