alabama, capturing home shredded from an afternoon twister. >> very scary. >> the tornado part of the system stretching from texas to new england, bringing snow and freezing rain. >> where in 35 and sliding, gets a call. it >> i see conditions behind this illinois pileup with jackknifed semis blocking traffic for hours. nationwide, 5000 flights canceled today. in texas, this -- dishing out a major test for the states power grid. cripple during last year's storm, they'll have more than 200 people dead. >> we are dealing with one of the most significant icing events that we've had in the state of texas then at least several decades. the texas electric grid is the most reliable and resilient it's ever been. >> officials say winterize plants and extra reserves are keeping the grid intact. but i see buildup on trees and power lines is causing local outages for thousands. >> oh no, not again.