Dr Sherpa battled to save the lives of those injured in avalanche . Spoke of her devastation seeing a 25-year-old Ellen Gallant die in front of her . Earthquake sparked by devastating 7.8 magnitude earthquake in Nepal . Four Americans among 18 people dead after huge avalanche on Everest .
Dr Ellen Gallant battled to save the lives of those injured in avalanche . Spoke of her devastation seeing a 25-year-old Sherpa die in front of her . Earthquake sparked by devastating 7.8 magnitude earthquake in Nepal . Four Americans among 18 people dead after huge avalanche on Everest .