by Dougald MacDonald As the hordes once again plod up Mt. Everest?s normal routes this May, an extraordinary season lies just ahead on K2, the world?s second-highest peak. Four separate teams are gunning for new routes, on three different aspects of the mountain. Even more impressive, three of the four attempts will be made by very small teams, and none of them will use supplemental oxygen.Full report ( Source: Climbing magazine )