Around 5,000 flights have been canceled across the United States, particularly those scheduled on Wednesday and Thursday as the nation prepares for a disruptive winter storm that is seen to sweep through Texas.
Attorneys for Harris County filed a brief with the Texas Supreme Court urging the court not to side with ERCOT's claim it can't be sued after February's devastating winter storm and subsequent power outages.
Public Utility Commissioner Shelly Botkin has resigned in the aftermath of the deadly Texas winter weather crisis that left millions of people without power.
The Texas winter storm left at least 22 people dead in the Houston area and dozens more across the state. Lawsuits against ERCOT, the state's power grid, have emerged over negligence, but it claims sovereign immunity.