Finland’s Juha Mieto skiing at the 1980 Lake Placid Olympics. The forthcoming Finnish documentary Sinivalkoinen Valhe (“Blue and White Lies”) made waves in the European ski world this week by accusing two prominent figures in skiing history of taking performance-enhancing drugs at the height of their careers: Finland’s Juha Mieto and Italy’s Manuela di Centa. Mieto has never been publicly accused of cheating before and is denying allegations from the film. Di Centa was...