Semis Blocking Traffic News Today

Behind this illinois pileup, with jack knifed semis blocking traffic for hours. nationwide, 5,000 flights cancelled today. in texas, subfreezing temps dishing out a major test for the states power grid, crippled in last years storm that left more than 200 people dead. >> we are dealing with one of the most significant icing events that weve had in the state of texas in at least several decades. the texas electric grid is the most reliable and resilient that it has ever been. >> reporter: winteri...