The man about to leap from an 8,000-metre peak
Lhotse is the fourth highest mountain on the planet. Alongside Everest to the north, and Nuptse to the west, it forms a hulking horseshoe of rock and ice that towers over Nepal’s famous Khumbu valley. This month — maybe in the next week — a 35-year old Englishman hopes to reach the 8,516-metre summit, traverse…