Yahoo Sports reports: POLSON — Bigfork’s Mason Lewis threw a shutout. Columbia Falls put away the Columbus Cougars late, and the Wildcats’ reward is unbeaten Dillon. That’s how the first day of the State A baseball tournament went at O’Malley Park Thursday: Two of the three Northwest A teams pushed into the semifinals. Lewis and the Vikings beat defending state champion Billings Central 1-0; Zeke Dunn threw a ...