CBS 2 Chicago wbbm7801059 670 The Score

Thunder Snow

Pedestrians slog through white-out conditions in downtown Chicago. (CBS)

Latest Blast Of Winter, Including ‘Thundersnow,’ Makes Commute Treacherous

Authorities across the Chicago region reported several weather-related accidents, including a pileup that closed lanes on Interstate 55 at Illinois Route 47, south of Morris.

02/17/2014