A ground rule double is a baseball rule that awards two bases from the time of pitch to all baserunners including the batter-runner, as a result of the ball leaving play after being hit fairly and lea
Outfielders raising their arms, due to the baseball going under or becoming stuck in the fence, resulting in a ground rule double.
Ground rules are rules applying to the field, objects on and near it, and special situations relating to them, in the game of baseball. Major League Baseball has defined a set of "universal ground rul
Fenway Park has a ground rule for balls that hit the top of the ladder on the Green Monster and go out of play—the batter is awarded a ground rule double