Time for change at the top of the world?

Nepalese mountaineer Pemba Dorje Sherpa (L) pauses at the Hillary Step while pushing for the summit of Everest on May 19, 2009, after climbing from the south face of Nepal.
Nepalese mountaineer Pemba Dorje Sherpa (L) pauses at the Hillary Step while pushing for the summit of Everest on May 19, 2009, after climbing from the south face of Nepal.

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    Time for change at the top of the world?

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Mount Everest has had it's most deadly ever accident. But the summit would be forever out of reach without Sherpas.