The Rustlers pose for a selfie with head coach Lindsey Gustafson. (TOM WYLIE/MTN Sports)

GREAT FALLS — The CM Russell softball team captured back-to-back Class AA state championships with a 3-0 win over crosstown rival Great Falls High.

It was the Rustler’s fourth win over the Bison this season and the second in two days. CMR finished the season 24-1. Ace pitcher Tristin Achenbach allowed only one hit and struck out 13 batters in her final high school game.