Background Info: At the Illinois State Championship match in Milan Illinois last weekend, on our first stage, my wife's Stoeger Coachgun single trigger 12ga opened on its own after her first shot (right barrel).  I purchased this shotgun new on 2023-06-24.  After her ST opened up on her, she used my Stoeger Coachgun Supreme double trigger for the rest of the match.  I was videoing when it happened, and I've included a frame showing the dang thing opening on her.   When it was new,