A brutal blast of frigid air sweeping the United States created icy roads that caused multiple-car pileups and left at least six people dead in Virginia, Maryland and Oklahoma, authorities said.
원문출처 : http://www.cnn.com/2016/12/17/weather/weather-winter-cold/index.html
원문출처 : http://www.cnn.com/2016/12/17/weather/weather-winter-cold/index.html