Moditse or Annapurna South. A four-man Japanese group, led by Kasuo Yamada, had to call off the expedition because of the “unusual behavior” of the Nepalese liaison officer. He developed symptoms of high-altitude euphoria — laughing at the top of his voice and singing throughout the night. The team had set up Camp I at 14,600 feet, but had to restrain him and bring him down from there on April 15, as his condition deteriorated.

KAMAL K. GUHA, Himalayan Club