Baseball is a serious preposition. It is one of the best advertising mediums a town may have — if it is represented by a clean bunch of hustling players. The Rio Grande Valley Loop of ’42 had those players along with the fans that displayed the same kind of interest in the game.The Valley League included three military teams — Moore Field Fliers from Mission, the Harlingen Air Force Gunnery School (Gunners), and the Brownsville Fort Brown Yankees. The loop also included the civilian teams of Mission 30-30, the Harlingen Magnolias, and San Benito MerchantsThe difference in that season — ...