ERZURUM, Turkey — As was to be expected given their performances the rest of this week, Russia was in control of the 4 x 5 k relay at World Juniors on Sunday from start to finish. Anchor leg Sergey Ustiugov secured his sweep of all four available gold medals when he crossed the line an untouchable 44.8 seconds ahead of Kazakhstan’s Roman Ragozin. Norway, anchored by Sindre Bjoernestad Skar, took home bronze. “The relay is...