The National Park Service reported that four climbers from a seven-member expedition suffered a fall on Wednesday in the vicinity of Denali Pass, located about 2,100 feet (640.1 metres) below the 20,310-foot summit of McKinley, North America's tallest peak. The survivor was rescued on Thursday from a mountain basin at 17,200 feet and later transferred to an air ambulance for transport to a hospital, the Park Service said. "Operations for the three remaining climbers have transitioned from a search and rescue mission to a recovery effort," the Park Service said in an online statement, adding the agency "does not release...