California has the second highest fuel costs in the nation, with gas prices only rising in recent years. A committee working on behalf of the California Energy Commission discovered an “unexplained surcharge” in September 2017 costing Californians over $17 billion since February 2015, or $1,700 for a family of four. Now, nearly a year and a half later, lawmakers are taking notice. Nineteen Democrats sent a letter to Attorney General Xavier Becerra earlier this week asking him to lead an investigation. “There is a surcharge that began showing up between refineries and our gas tanks in the distribution and retailing...