Regional semifinals in high school baseball and softball today. In Class B baseball, Waterville advances to wednesday’s final with a 2-1 win over Camden Hills. They’ll face Bucksport. In eight innings, the Golden Bucks beat John Bapst 4-3. In Class A, Oxford Hills took down Cony 10-9. They’ll face the winner of the other Class A semi, Bangor and Brewer over at Mansfield Stadium.A great pitchers duel in this one. No score in the sixth, Brewer’s pitcher Tyler Desjardins, lifts one to right for a sac fly, Eric White comes in to score. Brewer score two in the sixth. Desjardins goes the distance on the mound. Brewer ends Bangor’s perfect season with a 2-0 win. They’ll face Oxford Hills on Tuesday in the regional final.