Norway's Sundby and Oestberg retain Tour de Ski leads
DOBBIACO, Italy (AP) Martin Johnsrud Sundby re-established a comfortable lead over Norwegian teammate Petter Northug Jr. in the sixth stage of the Tour de Ski on Friday.
Finn Haagen Krogh, another Norwegian, won the 10-kilometer freestyle pursuit in 22 minutes, 7.8 seconds. Sundby finished second, 3.6 seconds behind, and Maurice Manificat of France was third, 14.6 back.
Northug placed 15th in the stage, 34.5 seconds behind, and now trails Sundby - the two-time defending champion - by 1:28.1 in the overall standings.
Sergey Ustiugov of Russia is third overall, 3.7 seconds behind Northug.
Krogh moved up from seventh to fourth overall.
The eight-stage race concludes Sunday with the traditional climb up Mount Cermis in Val di Fiemme.
A women's 5-kilometer race was scheduled for later Friday.