Nikolai Pankratov’s reported detainment at the Swiss border made waves in the cross-country skiing community when the news broke last week. But since then, there’s been barely a ripple of information to emerge from the International Ski Federation (FIS)—which, according to the Russian Anti-Doping Agency, is in charge of handling the case. What is known about Pankratov is this: according to multiple reports, the Russian cross-country skier was stopped at the Swiss border with intravenous...