“That’s just biathlon for you,” biathletes often like to say when trying to explain the drastic ups and downs that are typical in their sport, both within one race and over the longer timeframes of a season or even a career. On Saturday in a surprising race outcome that should give hope to many biathletes on the fringes of the World Cup level struggling with these constant shifts, Germany’s 30-year-old Nadine Horchler achieved the first victory...