At the foot of glistening Mount Nasaasaaq — “the king of the mountains” — in Sisimiut, Greenland, hundreds of spectators bundled in bright jackets, insulated pants and heavy boots lined a snow-packed trail on Saturday waiting for the racers to…

At the foot of glistening Mount Nasaasaaq — “the king of the mountains” — in Sisimiut, Greenland, hundreds of spectators bundled in bright jackets, insulated pants and heavy boots lined a snow-packed trail on Saturday waiting for the racers to…