A dramatic account of the deadly avalanche on Everest-and a return to reach the summit. On April 25, 2015, Jim Davidson was climbing Mount Everest when a 7.8-magnitude earthquake released avalanches all around him and his team, destroying their only escape route and trapping them at nearly 20,000 feet. It was the largest earthquake in Nepal in eighty-one years and killed nearly 8,900 people. That day also became the deadliest in the history of Everest,...