Alex Chiu, 41, was ascending Mount McKinley's West Buttress climbing route with two others on Monday when he fell at a spot ...

Authorities say a skier died after being caught in an avalanche on North America’s tallest peak, Mount McKinley in Alaska.

Authorities say a skier died after being caught in an avalanche on North America's tallest peak, Mount McKinley in Alaska.

Alex Chiu died after he fell 3,000 feet from Alaska’s Mount McKinley. The 41-year-old man wasn’t wearing a rope during the ...

FILE – A view of one of the faces of North America’s tallest peak, then-named Mount McKinley, in Denali National Park and Preserve, Alaska, Aug. 27, 2014. (AP Photo/Becky Bohrer, File ...

Alex Chiu died after he fell 3,000 feet from Alaska’s Mount McKinley. The 41-year-old man wasn’t wearing a rope during the incident. Two mountaineers on the excursion with Chiu witnessed him fall.