The world's best cross-country skiers are racing on the fresh snow of Theodore Wirth Park trails this weekend in the first World Cup event in the United States in 23 years. On Monday, the trails will open again for the rest of us. From 8 a.m. to 10:30 a.m. Monday, you can ski the sprint course the pros used as part of the Loppet Cup Citizens Challenge. Registration for that race is already ...