RUHPOLDING, Germany – After calling biathlon on Eurosport for 15 years, Sigi Heinrich has seen a lot of races, but the veteran commentator says he never gets bored watching the sport. FasterSkier caught him in the media center to talk about the World Championships so far, why biathlon is Europe’s most popular winter sport, and what the U.S. chances might be in the men’s relay. FS: You were never a biathlete – so how did...