美媒：美国冬季风暴和严寒天气已致逾百人死亡

Group 1 - The winter storm sweeping across much of the United States has resulted in over 110 deaths due to severe cold weather [1][3] - The extreme low temperatures pose a serious threat to millions and have led to widespread power outages and transportation disruptions [3] - As of January 31, over 180,000 households and businesses were still without power, primarily concentrated in three states [3] Group 2 - The storm has caused significant disruptions in air travel, with over 2,800 flights canceled on January 31 and an additional 1,700 on February 1 [3] - North Carolina reported over 1,000 traffic accidents due to the weather, resulting in two fatalities [3]