Siuslaw’s boys and girls won the 4A classification prep cross country championships Saturday at Marist Catholic in Eugene. The Viking boys scored 70-points to Philomath’s 77, Sisters 81 and Hidden Valley’s 96. Sisters senior Ethan Hosang took first place on the 5K course in 15:26.7. Senior Anika Thompson of Junction City won the girl’s race in 17:57.3. Siuslaw’s girls scored 81-points to Sisters with 87, Baker 89 and La Grande with 117.