“It has everything,” Sweden’s Charlotte Kalla told FIS before the start of the 10-kilometer interval start skate in Nové Město, Czech Republic. Though she was describing the steep uphills and working downhills, found along the 5 k track, it might have also been an apt description for what the weather had in store. As athletes headed out on course, the light icy precipitation transitioned into chunky white flakes accumulating on the deteriorating ribbon of man...