Fifty years after Tom Hornbein and Willi Unsoeld made history by climbing Everest's deadly West Ridge, a team returns to repeat the still-groundbreaking ascent. Here are the mountaineers.
Trip leader Jake Norton has summited Everest three times and completed more than 20 expeditions in Tibet and Nepal. This is his first attempt to climb the West Ridge.
Pemba Gyalzen Sherpa
Climbing sherpa Pemba Gyalzen Sherpa from Phortse. He's 35.
Guide David Morton has summited Everest six times and taken more than a dozen expeditions to 8,000-meter peaks. This is his first attempt to climb the West Ridge.
Mingma Ongel Sherpa
Sirdir Mingma Ongel Sherpa from Phortse. He's 33.
After twice summiting Everest, Bishop founded Sagarmatha Environmental Expedition, a group that cleans trash from the mountain. This is his first attempt to climb the West Ridge.
Climbing sherpa Pasang Sherpa from Chitre. He's 36.
Filmmaker Charley Mace was a cameraman and guide on the Everest expedition that helped blind climber Erik Weihenmayer reach the summit. This is his first attempt to climb the West Ridge.
South Col climbers
From left, Leif Whittaker, Dave Hahn, and Melissa Arnot will attempt to climb the South Col route
Jake Norton and Brent Bishop
Tea Time: Jake Norton (left) and Brent Bishop are met by their camp cook near the bottom of the icefall with hot drinks. Everest's West Ridge rises directly above them.