The death of an 85-year-old man attempting to reclaim his title as the oldest person to climb Mount Everest has reignited concerns over whether an age limit needs to be imposed.
원문출처 : http://www.cnn.com/2017/05/08/health/everest-age-limit-climbers/index.html
원문출처 : http://www.cnn.com/2017/05/08/health/everest-age-limit-climbers/index.html