Why is the power still out in Texas? ERCOT and CenterPoint explain outages in ASL by David Cowan

Why is the electricity still off in Texas? Why is the electricity being turned off and on again over and over? It's called a "Rolling Blackout" and it's how the power companies balance the demand for electricity with the supply available to reduce stress on the power grid. David Cowan, Deaf Interpreter, explains this by interpreting a news clip into ASL.