美国14个州和华盛顿特区宣布进入紧急状态

Group 1 - A severe storm has led to at least 14 states in the U.S. declaring a state of emergency, including Missouri, Arkansas, Louisiana, Mississippi, Tennessee, and Texas [1] - Texas Governor has announced a disaster status for 134 counties due to the storm's impact [1] - Washington D.C. Mayor Muriel Bowser has also declared a state of emergency for the capital [1] Group 2 - The Chinese Consulate in Chicago has advised Chinese nationals, students, and tourists in the area to take precautions against the extreme cold, including minimizing outdoor activities [1] - The extreme weather conditions may result in icy roads, potential road closures, and flight delays or cancellations in affected regions [1]