I’m not aware of any cases beyond that one - however, that case is still due to the failed electricity grid. When power went out and homes began to freeze, Texa

I’m not aware of any cases beyond that one - however, that case is still due to the failed electricity grid. When power went out and homes began to freeze, Texans fired up cars and generators to keep heat around. Harris county alone saw almost 600 cases of CO poisoning during the blackout.