Mitchell Ferman

Climate change and other factors are shortening the window when aging Texas power plants can make repairs to run at full strength in hot summer months.

Texans were asked to cut back on their electricity use for a week because of “tight” power grid conditions, according to ERCOT officials. They still haven’t said what caused the plant outages.

“He has conducted himself shamelessly, and I think he has done this because he believes it's the only way, the only chance that he has to win the Republican nomination for president,” Joaquin Castro said.