Riley Chamberlain, a Brigham Young-bound senior at Del Oro High in California, won the Division 3 girls race at the CIF Sac-Joaquin Subsection meet at Calaveras County Fairgrounds in Angels Camp. Chamberlain covered the 3-mile course in 18:33.6, leading five Del Oro athletes in the top 14 in pursuit of both individual and team titles Nov. 13 at the section championship meet at the Willow Hills Course in Folsom.