Everest – Lhotse traverse, Sherpa Tenji to attempt mountaineering enchainment in memory of Ueli Steck

Interview with British mountaineer Jon Griffith on expedition in Nepal where Sherpa Tenji will attempt the famous Everest – Lhotse traverse without supplementary oxygen. Griffith is coordinating the live streaming of the ascent in memory of his close friend Ueli Steck who planned this enchainment last year.