EUGENE — The North Douglas girls knocked off fifth-ranked Oakland for the first time in three tries this season on Saturday in the championship game of the Mountain View Conference tournament, winning 38-37 at Northwest Christian University. Savannah Mast scored 14 points — eight points coming from the free-throw line — for North Douglas (21-6), which led by 11 at one point. Bella Mast added 11 points. Kelcee Frieze and Bella Mast each hit a pair of free throws for the Warriors in the final minutes. “It’s a big win for us,” said North Douglas coach Jeff Davis, whose team …