Between training on an Austrian glacier and inside a ski tunnel in Germany, a guy’s got to have some off-snow fun. Not that skiing isn’t fun, but when it’s your job, an offer to play pickup soccer with several top Norwegian and German nordic skiers is difficult to pass up. For Andy Newell, the invite came nonchalantly from Norwegian men’s coach Trond Nystad, who previously headed the U.S. Ski Team. With little notice, the 27-year-old...