Norway's Johannes Hoesflot Klaebo finished an unprecedented sweep of six gold medals in six events at the cross-country world championships.

Norway's Johannes Hoesflot Klaebo completed an unprecedented sweep of all six cross-country skiing gold medals at the World Championships, capping it in Saturday's grueling 50km race in front of tens of thousands in his hometown.

Norway won gold in the men's relay at the Nordic World Ski Championships on Thursday, capitalising on early chaos to seize control and never relinquished their advantage.

Norway's Johannes Hoesfolt Klaebo completing an unprecedented sweep by winning all six golds at the cross-country world championships.

Johannes Hoesflot Klaebo, the world's top male cross-country skier for much of the last decade, went into the world championships in his hometown of Trondheim with a shot at the greatest major competition performance in the sport's modern history.