gotten off to a tragic start with the sherpas playing the heaviest price. a lot of revenue for that country. thank you for that. want to bring in now world class climber mountaineer ed bester. he helped rescue some of the stranded climbers in 1996 and you can see the video from his trek in the eye max video. he is the only american to have climbed all 14 of the world s tallest mountains and, ed, by telephone, good day to you. hi, how is it going. i m fine. how tricky at 21,000 feet to anticipate or even prevent an avalanche? well, the area that the sherpa were traveling through is known as the ice fall, and it s an extremely dynamic and high-risk area, put it s a section of the climb that we have to go through many, many times during an expedition, and