Ferris opened the Class 4A volleyball Bi-District playoffs by flattening Dallas Roosevelt (16-8) in three sets, 25-12, 25-13 and 25-8. The Yellowjackets (27-8) have now swept 19 opponents and carry considerable momentum into Friday’s Area Round against No. 21 ranked Aubrey (30-12). They won when a charter school, Hampton Prep,