the deadliest day in the history of the world s highest mountain. an avalanche tearing down the slopes of mt. if vest, killing 12, four others missing. the disaster struck at 6:30 in the morning on the himalayan peaker in the border of nepal and tibet. climbing guides, sherpas, were laying ropees when it happen. the avalanche hit right below camp 2 where the climbers start their journey to the top of the world, between one and two is where the avalanche occurred. right now there are hundreds of people waiting below base camp for a shot at the summit. that might happen in two weeks. now, before today the biggest single day disaster on everest happened in may of 1996. eight pipe died after a storm strapped teams near the peak. that was in the best-selling