In a quiet, snowy town in the Rocky Mountains, a man, strapped onto skis, grips tightly to a set of reins.
원문출처 : http://www.cnn.com/2018/01/25/sport/skijoring-america-usa-aaron-griffen/index.html
원문출처 : http://www.cnn.com/2018/01/25/sport/skijoring-america-usa-aaron-griffen/index.html