Storm Uri

Carlos Mandez waits in line to fill his propane tanks Wednesday, Feb. 17, 2021, in Houston. Customers had to wait over an hour in the freezing rain to fill their tanks. Millions in Texas still had no power after a historic snowfall and single-digit temperatures created a surge of demand for electricity to warm up homes unaccustomed to such extreme lows, buckling the state's power grid and causing widespread blackouts. (AP Photo/David J. Phillip)

Texas restores most electricity, rolling blackouts to continue

While power has been restored to millions in Texas after days of massive blackouts, nearly half a million are still without access to electricity. On Thursday, the top official in charge of power and electricity in Texas said the state was minutes away from a catastrophic failure that could have left it in the dark for months.