This story was originally published on Utility Dive. To receive daily news and insights, subscribe to our free daily Utility Dive newsletter. Constellation Energy has agreed to sell six power plants and a minority stake in a seventh power plant to settle an antitrust complaint filed by the U.S. Department of Justice and the state of Texas, clearing the way for the company’s $26.6 billion deal to buy Calpine, the parties said Friday. Constellation’s purchase of Calpine — which will make it the largest U.S. ...