Millions are facing the freezing cold without heat, as grid operators have been forced to cut power on a rolling basis to avoid wider blackouts.

In Texas, more than 4.4 million homes and businesses remained without electricity on Tuesday morning. https://t.co/o8gGy927p2 pic.twitter.com/dz2uIlGtrr

— The New York Times (@nytimes) February 17, 2021