Transcript for Flying through Mount Everest, the world's tallest mountain range
crisis on mt. Everest. We've been reporting on this, where 11 people died in ten days. Two of them Americans. And tonight, ABC's James Longman on his journey end and what he witnessed. Reporter: These are the images that stunned the world, but what made Everest so deadly this year? Today, we journeyed towards the mountain. When you pay to climb Everest, this is where it all begins. Flying through thealest mountain range in the world. I'm at 15,000 feet above sea level. The air is thin. I am struggling to breathe. But this is the mountain range on which Everest sits. Low oxygen is always a challenge. But many are blaming the Everest chaos on the flood of inexperienced climbers, lured by cut-rate tour companies, not prepared for the ascent. Their bodies not ready for the altitude. One of the problems people have highlighted is some people decide to fly straight in to base camp, go straight to that 18,000-foot level, where the oxygen is less. And that can prove deadly or very, very difficult for them, Walter on in their climb. That toll all too evident. 11 people killed on Everest in ten days. David, our pilot told me today that he's met people who've never climbed a mountain before, hoping to scale Everest. He was clear, that's not just dangerous for them, it puts others at risk, too. David?
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