A group of Sherpa climbers have opened the route to Mount Everest that had been blocked for two weeks by chunks of ice and a giant serac, allowing mountaineers to make attempts to reach the summit, officials said on Tuesday. The annual climbing season for the 8,849-m (29,032-ft) peak runs from April to May, months which offer the best weather conditions in which to reach the windswept summit.
But a massive 100-ft (30-m) serac, or column of ice, had blocked the path above base camp this month. Parts of it have now…
