Polish mountaineers Snopczynski, Tomala and Fronia wait to check-in before the departure of the Polish...
Polish mountaineers Piotr Snopczynski, Piotr Tomala and Rafal Fronia wait to check-in before the departure of the Polish national team for the expedition to scale K2 in the winter, at an airport in Warsaw, Poland December 29, 2017. REUTERS/Kacper Pempel