Mar. 5—Mt. Blue slipped away with the KVAC girls Alpine crown, and Oxford Hills' junior Liz Dieterich lit up the course Thursday, winning the slalom and giant slalom events at Black Mountain of Maine in Rumford. Three top-10 finishes in the slalom and two in GS helped the Cougars amass the winning 1,542 points. Rounding out the 11-team competition were: 2. Maranacook (1,488), 3. Camden Hills .