WASHINGTON - A consortium of utilities narrowed the potential locations for what could be the first nuclear power plant built in the United States in more than three decades. The group chose sites of existing nuclear power plants in Mississippi and Alabama. The consortium emphasized that no decision had yet been made on whether to seek a license for a new plant from the Nuclear Regulatory Commission. The group is developing an application for advanced approval of the two sites, which would allow for quicker completion of the project if a go ahead is given. The group decided the new...