Alexander Bolshunov and Yulia Stupak triumphed in the respective men and women's mass start events at the International Ski Federation (FIS) Cross-Country World Cup in Engadin in Switzerland.
Russia's Bolshunov, who has already clinched the overall World Cup title, finished the men's 15 kilometre mass start in 34min 07.1sec.
Johannes Høsflot Klæbo was second in 34:25.5 and was joined on the podium by fellow Norwegian Pål Golberg, who crossed the line in 34:26.0.
There was more success for Russia in the women's 10km mass start.
Stupak triumphed in 25:13.3, with her nearest opponent Norway's Heidi Weng in 25:20.4.
Third place went to Ebba Andersson of Sweden in 25:21.8.
World Cup winner Jessie Diggins missed the podium, with the American finishing in fifth place.
The FIS Cross-Country World Cup is set to conclude tomorrow with the men's 50km and women's 30km pursuits.
The World Cup Finals in Beijing, which had been scheduled for March 19 to 21, were cancelled due to the COVID-19 pandemic.