Everest ice block obstructs large group of spring climbers

A chunk of ice suspended above the Khumbu Icefall near Base Camp on Mount Everest means it's not safe either for climbers or the specialist "icefall doctors" who typically clear away smaller obstructions. In all, 410 climbers had been approved to scale the world's highest peak, as the typical spring window opensA dangerous chunk of glacial ice, or serac, not far above Mount Everest's Base Camp is blocking the climbing route to the summit and shortening the already-brief window for climbers in the busiest spring season. Nepal's government has issued 410 permits for tourist climbers his season, with mountaineering a...