Constellation to ask regulators for help speeding up Three Mile Island nuclear power plant restart, CEO says | Reuters Exclusive news, data and analytics for financial market professionalsLearn more aboutRefinitiv The control room at the former Three Mile Island Nuclear power plant during a tour by Constellation Energy in Londonderry Township, Pennsylvania, U.S., June 25, 2025. REUTERS/Eduardo... Purchase Licensing Rights, opens new tabRead more Our Standards: The Thomson Reuters Trust Principles., opens ne ...