Golden Baseball League Winter League has just completed its third season. In the first three years, over 130 Arizona Winter League players have been signed to professional contracts. Two of those players, Scott Richmond and Sergio Romo, are now pitching in the major leagues. The 2009 Arizona Winter League began play on January 31, 2009 and has expanded to 8 teams and almost 200 players. On April 3, 2009, the Golden Baseball League announced its second instructional league known as the Arizona Summer League, which is patterned after the AWL. This league consists of three teams, the Canada Miners, El Centro Imperials and
Baseball in the United States others. An extensive minor league baseball system covers most mid-sized cities in the United States. Minor league baseball teams are organized in a six-tier hierarchy, in which the highest teams (AAA) are in major cities that do not have a major league team but often have a major team in another sport, and each level occupies progressively smaller cities. The lowest levels of professional baseball serve primarily as development systems for the sport's most inexperienced prospects, with the absolute bottom, the rookie leagues, occupying the major league squads' spring training complexes and making no effort to earn money on their