Denali National Park and Preserve mountaineering rangers also responded to help evacuate two climbers late Wednesday night.

Three Latvian climbers died after a fall on Mount McKinley in Alaska. A fourth climber was rescued and hospitalized.

Rescuers are trying to reach four climbers who fell on Alaska’s Mount McKinley, North America’s tallest peak, the National Park Service said Thursday.

Tragedy has struck a climbing expedition at a U.S. national park in Alaska this week. Three climbers have been found dead at Mount McKinley in Alaska. The three climbers were members of a Latvian climbing expedition,

Three Latvian climbers lost their lives on Mount McKinley in Alaska's Denali National Park, while a fourth member of their expedition was rescued. The tragedy was reported by the Latvian Mountaineering Association.

Rangers got a report that the four climbers, part of a seven-member team, fell in the vicinity of Denali Pass at an elevation of about 18,200 feet.