JUNEAU, Alaska--The U.S. Environmental Protection Agency announced Thursday it would seek to restart a process that could restrict mining in Alaska’s Bristol Bay region, which is renowned for its salmon runs. The announcement is the latest in a long-running dispute over a proposed copper-and-gold mine in the southwest Alaska region. The U.S. Army Corps of Engineers in November 2020, under the Trump administration, denied key authorization for the proposed Pebble Mine following an environmental r