CenterPoint Energy made $1 billion in profit last year. But the company says it doesn’t profit directly off customers’ electric bills. So how does that actually work?

Cheap and reliable electricity was the biggest selling point for the deregulation of the Texas electricity market. Now, 20 years after deregulation and weeks after the historic failure on the power grid, KPRC 2 Investigates reveals Texans have overpaid more than $28 billion for electricity.