How Long Is Twenty Minutes?

Part 1 of a review of a Chinese climbers account of finding a body on Mount Everest. Although the altitude and location match up with George Mallory, the account that he was only out of his tent for 20 minutes creates an issue.

Fair Use:
https://www.pbs.org/wgbh/nova/everest/lost/search/manual.html

Видео How Long Is Twenty Minutes? канала Michael Tracy