Four were part of seven-person group that had traveled to US to ascend North America’s tallest mountain Three people have died after falling while climbing Alaska’s Mount McKinley, according to officials. A fourth climber has been rescued. The four were part of a seven-person group that had traveled to the United States to ascend Mount McKinley, also known as Denali, North America’s tallest mountain, according to information released by the Latvian Mountaineering Association. Continue reading..