Joby Ogwyn on Everest Avalanche: "My Heart's Broken and I'll Never Ever Get Over It"
Description:It's a journey that started with smiles and laughter as Sherpas pose for camera's on Mount Everest. Discovery Channel crews were at base camp preparing to chronicle Joby Ogwyn's attempt to make the first wing suit flight from the summit of Mount Everest. Instead, on the morning of Friday, April 18, tragedy struck. An avalanche killed more than a dozen sherpas that day in the deadliest day ever on the world's tallest peak. Ogwyn watched the tragedy unfold.(1:32)