Cross-Country skiing may be the most physically demanding sport in the Winter Olympics.
Athletes in the sport train up to five hours a day to get ready to compete in this grueling event, spending months practicing for the big day.
In Going for the Gold, Dana Greene takes a look at two national champions.
Athletes in the sport train up to five hours a day to get ready to compete in this grueling event, spending months practicing for the big day.
In Going for the Gold, Dana Greene takes a look at two national champions.