Britta Johnson and Niki Johnson, freshman sisters competing for North Tahoe High in Truckee, Calif., took the top two spots in the Division 5 girls varsity red race at the 74th Mt. SAC Cross Country Invitational Presented by Nike in Walnut, Calif. Britta Johnson covered the 2.93-mile course in 20:17 and Niki Johnson ran 20:24 to help North Tahoe secure the team victory by a 32-64 margin against Cate.